But some, besides allegiance to their original error, possess I know not what fanciful interest in remaining hostile not so much toward the things in question as toward their discoverer.

Measure what can be measured, and make measurable what cannot be measured.

All truths are easy to understand once they are discovered; the point is to discover them.

I have never met a man so ignorant that I couldn't learn something from him.

The sun, with all those planets revolving around it and dependent on it, can still ripen a bunch of grapes as if it had nothing else in the universe to do.

I do not feel obliged to believe that the same God who has endowed us with senses, reason, and intellect has intended us to forego their use.

The laws of nature are written by the hand of God in the language of mathematics.

Knowing thyself, that is the greatest wisdom.

To understand the Universe, you must understand the language in which it's written, the language of Mathematics.

In the sciences, the authority of thousands of opinions is not worth as much as one tiny spark of reason in an individual man.

To be humane, we must ever be ready to pronounce that wise, ingenious and modest statement 'I do not know'.

The glitter of the great world, you know, is only so much froth and spume: you may look in vain for happiness there.

I may not know who I am, but I know where I am from.

When a man strikes another man, he better have a good reason. There is never a good reason for a man to strike a woman.

Honor is the reward of virtue.

Writers matter in a society to the extent that we can help that society hear its unvoiced longing, encounter its erased and disregarded selves, break with complacency, numbness, despair.

Patriotism without criticism has no head; criticism without patriotism has no heart.

We've got the catalog, now we just have to figure it out. It's not going to be one gene. It's going to be an accumulation of changes.

The simplest definition of advertising, and one that will probably meet the test of critical examination, is that advertising is selling in print.

For serenity, always prefer the cottage to the palace!

Right now counts forever.