We have penetrated far less deeply into the regularities obtaining within the realm of living things, but deeply enough nevertheless to sense at least the rule of fixed necessity... what is still lacking here is a grasp of the connections of profound generality, but not a knowledge of order itself.

While you're trying to get ahead, remember to get aheart as well. When your only problem IS a nail, all you want is a decent hammer. There are only two ways to live your life: one is as though nothing is a miracle; the other is as though everything is a miracle.

Anyone can repeat a technical explanation they read in a text-book or blog post.

Intelligence and genius

I never teach my pupils, I only attempt to provide the conditions in which they can learn.

I used to go away for weeks in a state of confusion.

...behind all the discernible laws and connections, there remains something subtle, intangible and inexplicable.