Les faits ne parlent pas. Facts do not speak.

Point set topology is a disease from which the human race will soon recover.

It is by logic that we prove, but by intuition that we discover. To know how to criticize is good, to know how to create is better.

There are no solved problems; there are only problems that are more or less solved.

The scientist does not study nature because it is useful; he studies it because he delights in it, and he delights in it because it is beautiful.

Doubt everything or believe everything: these are two equally convenient strategies. With either we dispense with the need for reflection.

If nature were not beautiful, it would not be worth knowing, and if nature were not worth knowing, life would not be worth living

It is through science that we prove, but through intuition that we discover.

Geometry is the art of correct reasoning from incorrectly drawn figures.

One geometry cannot be more true than another; it can only be more convenient.

It is far better to foresee even without certainty than not to foresee at all.

let me live, love, and say it well in good sentences

In life, we must first learn to crawl, then stand, then walk, then run, and only then, fly. We cannot crawl into flying.

Software will give you respect, but hardware will give you the Power.

No one can help you in holding a good job except Old Man You.

I don’t know what it is that I’m doing, but I’m really enjoying myself. And I’m free to do it as much as I want.

The ability to learn faster than competitors may be the only sustainable competitive advantage.

Each generation must recreate liberty for its own times.

The leader is one who mobilizes others toward a goal shared by leaders and followers. ... Leaders, followers and goals make up the three equally necessary supports for leadership.

Language has not the power to speak what love indites: The soul lies buried in the ink that writes.

Easy believeism dishonors the blood and prostitutes the altar. We must alter the altar, for the altar is a place to die on. Let those who will not pay this price leave it alone!