But while I accept specialization in the practice, I reject it utterly in the theory of science.

It is what we know already that often prevents us from learning.

The experimenter who does not know what he is looking for will not understand what he finds.

When we meet a fact which contradicts a prevailing theory, we must accept the fact and abandon the theory, even when the theory is supported by great names and generally accepted.

Man can learn nothing unless he proceeds from the known to the unknown.

The terrain is everything; the germ is nothing.

Art is 'I'; science is 'we'.

A fact in itself is nothing. It is valuable only for the idea attached to it, or for the proof which it furnishes.

Those who do not know the torment of the unknown cannot have the joy of discovery.

Science increases our power in proportion as it lowers our pride.

All the vital mechanisms, varied as they are, have only one object, that of preserving constant the conditions of life in the internal environment.

In real life, you don't get a reset, and you don't get extra lives, and I got the crap pounded out of me.

There isn't, even now, a great tradition of novel-writing in Afghanistan. Most of the literature is in the form of poetry.

Never plan a picnic' Father said. 'Plan a dinner, yes, or a house, or a budget, or an appointment with the dentist, but never, never plan a picnic.

And this was the price you paid for sleeping together.

I never cry about what I don't have. I'm always positive.

I've worked with very few that I considered unpleasant. Dennis the Menace was a joy to work on.

The connoisseur of art must be able to appreciate what is simply beautiful, but the common run of people is satisfied with ornament.

I don't throw things or yell.

[ Adult novels] was the world of grownups. There was nothing about teenagers.

Obviously in 2008 it was 538 (to win an Olympic gold) and most of my scores have been over that this year.