Darwin gives courage to the rest of science that we shall end up understanding literally everything, springing from almost nothing - a thought extremely hard to comprehend and believe.

And the beauty of the anthropic principle is that it tells us, against all intuition, that a chemical model need only predict that life will arise on one planet in a billion billion to give us a good and entirely satisfying explanation for the presence of life here.

Something pretty mysterious had to give rise to the origin of the universe.

It is an absurd law [Section 295A of the Indian penal code] but also extremely dangerous because it gives fanatics, whether they are Hindus, Catholics or Muslims, a licence to be offended. It also allows people who are in dispute with you to make up false accusations of blasphemy.

The messages that DNA molecules contain are all but eternal when seen against the time scale of individual lifetimes. The lifetimes of DNA messages give or take a few mutations are measured in units ranging from millions of years to hundreds of millions of years; or, in other words, ranging from 10,000 individual lifetimes to a trillion individual lifetimes. Each individual organism should be seen as a temporary vehicle, in which DNA messages spend a tiny fraction of their geological lifetimes.

Biology is the study of complicated things that give the appearance of having been designed for a purpose

You could give Aristotle a tutorial and you could thrill him to the core of his being. Aristotle was an encyclopedic polymath, an all time intellect, yet not only can you know more than him about the world, you also can have a deeper understanding of how everything works. Such is the privilege of living after Newton, Darwin, Einstein, Planck, Watson, Crick and their colleagues.