If you really want space on public transport you should carry some pornography from the 1970s and a pair of children's safety scissors, then delicately cut out all the eyes of the glamour models whilst whistling. Every now and again mutter, 'Why are women more beautiful when they are eyeless?' You will be able to stretch out, though this can have ramifications such as ending up on a police list or being run out of town.

I have a theory that evolutionary biologists are more vain than particle physicists.

I have spent a reasonable percentage of my life in libraries - I like the hush.

Not since Jimmy Carr have I seen a cold computer programme on stage generate so much laughter.

Wherever you are on Earth, there is more life present than in the rest of the known universe.

We as human beings like to be cocksure and certain.

Life, to me personally, I believe it is a finite thing, my consciousness, and I want to use it as much as possible.