Of course you can have an opinion about Islam without having read Qur'an. You don't have to read Mein Kampf to have an opinion about Nazism.
Richard DawkinsJesus was not content to derive his ethics from the scriptures of his upbringing. He explicitly departed from them. [...] Since a principal thesis of this chapter is that we do not, and should not, derive our morals from scripture, Jesus has to be honoured as a model for that very thesis.
Richard DawkinsOver the centuries, we've moved on from Scripture to accumulate precepts of ethical, legal and moral philosophy. We've evolved a liberal consensus of what we regard as underpinnings of decent society, such as the idea that we don't approve of slavery or discrimination on the grounds of race or sex, that we respect free speech and the rights of the individual. All of these things that have become second nature to our morals today owe very little to religion, and mostly have been won in opposition to the teeth of religion.
Richard DawkinsIt is possible in medicine, even when you intend to do good, to do harm instead. That is why science thrives on actively encouraging criticism rather than stifling it.
Richard Dawkins