The most important philosophy I think is that even if it isn't true you must absolutely assume there is no afterlife.

I am magnificently prepared for the long littleness of life. There is diddley-squat for me to look forward to. Zilch, zero, zip-all, sweet lipperty-pipperty nothing. The only thought that will give me the energy to carry on is that someone has a life which would be diminished by my departure from it.

there is no reason why anyone should understand how it works… and of course no reason why anyone should care … unless you are curious, in which case I love you, for curiosity about the world and all its corners is a beautiful thing.

People still don't get how astounding Darwinism is. People think what shocked everybody was that Charles Darwin seemed to be saying we had descended from apes.

Stop feeling sorry for yourself and you will be happy.

There is simply no limit to the tyrannical snobbery that otherwise decent people can descend into when it comes to music.

I shall sustain a massive erection, that’s what, and I shan’t be answerable for the consequences. Some kind of ejaculation is almost bound to ensue and if either of you were to become pregnant I should never forgive myself.