Learn some cosmology

Sombrero nebula

I’ve always been interested in astronomy and cosmology, and sometimes wish I’d studied it. I find the universe fascinating and amazing to look at, think about and learn about.

Cosmology has also always been of interest to theists, as it seems to point to the existence of a creator God. The cosmological argument and, in particular, the teleological argument (see The universe points to God) have evolved over centuries based on the discoveries of cosmology. And therefore, of course, it is of interest to atheists, who wish to combat the arguments.

I want to introduce you to one atheist physicist with expertise in cosmology who I think you ought to know – an Aussie, Luke Barnes.

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Arguments against Jesus

Jesus

Continuing my discussion of common arguments used against christians.

This post: arguments that seek to undermine faith in Jesus by arguing that the gospels aren’t reliable as history, or that we can know little factual about Jesus, or that Jesus could not have been divine.

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Is the idea of God incoherent?

M C Escher's Relativity

In philosophy, an idea is incoherent if it is self contradictory, and cannot even be properly defined.

There are many things about the idea of God that some atheists think are incoherent. Here is a brief summary and comment on seven arguments, all of which I have seen presented, sometimes by philosophers, as serious and telling objections to the idea and existence of God.

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Does God prefer belief or obedience?

Church sign board

“God Prefers Kind Atheists Over Hateful Christians” said the article and the photo, and it caught my attention as it caught many others’ (as it was aimed at doing).

Is it true?

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Arguments against God – oldies, but not goodies

Clown

More arguments unbelievers often use against christians. These ones are common, but not very good, but at least they provide a little amusement.

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Arguments against God – from science

Spiral galaxy

This post continues the series into preparing disciples of Jesus to stand against attacks on their faith, and specifically on arguments unbelievers often use against christians. I have seen every one of these arguments used in books or on the internet, even some that are clearly not very effective. Several arguments are based (loosely) on science.

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Lawrence Krauss and creation from nothing

Lawrence Krauss

Creation out of nothing (ex nihilo) is one of the fundamentals of the christian faith. The Cosmological argument attempts to use the universe to show that God exists. The universe couldn’t cause itself to exist, the argument says, nor could it exist for no reason, so an external agent (what else but God?) must have caused it.

Despite various attempts to refute the argument, it remains a strong one, not least because of its basic common sense. But some atheists have argued that quantum physics shows that the universe could indeed have arisen out of nothing.

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Bart Ehrman on did Jesus exist?

Bart Ehrman

Over the past two centuries, historical scholars have argued over what we can know about Jesus. Virtually all scholars (regardless of religion) now agree Jesus was a real person whose life followed the general outline in the gospels. However enthusiastic amateurs are still promoting the idea that Jesus didn’t exist. Books have been published and a thousand internet arguments launched, with little response from the scholars, who regard the Jesus myth as refuted. Now an eminent scholar has assessed the Jesus myth.

You may think this is of no interest to a christian who believes the New Testament, but I think it is important.

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Arguments against God

If there's a God, show me a sign

We have been considering why believers may give up their faith and how we may train disciples to think better about their beliefs and so be better able to stand up against attacks. We have looked at some reasons to believe (and we will look at some more).

Now it is time to consider the arguments sceptics may use to attack christian belief – arguments against God, the Bible, Jesus and faith.

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Arguing the resurrection

Rock tomb

The resurrection of Jesus is obviously one of the central teachings of christianity, and is also under attack from sceptics. Disciples need to know why they believe it in the first place, how to defend their belief, and even perhaps how to use the resurrection as a challenge to non-believers.

Photo: malpansj2008 on Picasa)

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Reason and ridicule

Angry mouth

Criticisms of christians and christian faith seem to be more widespread and trenchant than they used to be. And the main basis of the attack is that christianity is not reasonable, not based on evidence. Yet in my experience, the attacks that have greatest impact are not intellectual but emotional, built as much on ridicule as on reason.

What are we to make of this? And how should we deal with it?

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Believing “by faith”

Girl praying

In christianity, faith is a virtue. Many christians believe in Jesus because they have been taught to believe by people they trust. Is this good or bad?

Some people say, faith is the opposite of reason. So does this mean believing in Jesus is unreasonable? Why do we have faith anyway?

And how do these questions fit in with our current theme of helping disciples to stand against attack?

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Reasons to believe 1 – Jesus

Jesus

1 Peter 3:15: “Always be prepared to give an answer to everyone who asks you to give the reason for the hope that you have.” Jesus is the centre of our faith, so we need to understand, and be able to explain clearly, why we believe in him.

This isn’t as easy as it used to be. (This post follows on from my discussion of Training disciples to stand and Apologetics for disciples.)

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Apologetics for disciples

Dictionery

In Training disciples to stand I suggested that we need to develop our methods of evangelism and discipleship to include some apologetics. Young disciples need to be encouraged to better think through why they believe, and how to defend their belief against attack.

But what apologetics are important and relevant?

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Who’s afraid of Yahweh?

God

It doesn’t take long before a thoughtful Bible reader comes across some rather odd and nasty things, especially in the Old Testament. And non-believers use the odd and nasty things as a weapon against christians: “How can you believe in a God who is genocidal?” they might say.

What are we to make of these things? Do they make it hard to maintain faith in Jesus? And how should we answer the critics?

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Do christians believe for irrational reasons?

These days, christians may have to face the common accusation that their belief is based on blind, reasonless faith, and not on evidence, and that therefore they should logically give up belief. “There’s no more evidence for the christian God than for Santa or Thor”, they may be told.

This can be a major source of doubt for some believers. But is the accusation fair?

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Why do some christians give up belief?

We’re taking a look, over a few posts, in why it is getting harder to make disciples in the western world, and why more christians are dropping out.

This post looks at the many different reasons why christians stop believing, and is based my discussions with atheists on forums and blogs over the past six years, and on accounts people give of their own ‘deconversion’ on mainly atheist websites. (These are not too hard to find.)

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Making disciples is a new game these days

Jesus told his followers to make disciples (Matthew 28:18-20), and for two millennia they did just that, and now about a third of the world follows Jesus, nominally at least. But it’s getting much harder to make disciples in western societies these days, and it is becoming more common for apparently strong disciples to turn away from following Jesus.

I think this is a crucial matter, and I want to devote a number of posts to it. Today, I just want to scope the problem.

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Resurrecting the trilemma

Jesus

In my last post (CS Lewis’ trilemma – not so effective now?), I discussed the much used argument, made famous by CS Lewis, that Jesus claimed to be divine, something a good and sane person would not do. Therefore Jesus must either have not been good, or not sane, or he was indeed divine.

The argument is now commonly met by the counter argument that Jesus never claimed to be divine, it was just something made up by his followers. Any attempt to use the New Testament to support the argument is met with scorn – why should we believe it?

But there is still a way to use the argument, we just have to be better prepared.

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CS Lewis’ trilemma – not so effective now?

CS Lewis

I have been a CS Lewis fan since my youth. So I remember being impressed by his argument, in Mere Christianity, that Jesus was divine. He could not have been merely a great moral teacher, Lewis argued, for his claims were such that either he was mad, or evil, or truly the Lord.

These days, the argument, often called the trilemma and abbreviated (and changed a little) to Liar, Lunatic or Lord? is not so effective. It is important that we understand why.

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