In fact, my main conclusion after spending ten years of my life working on the TEX project is that software is hard. It's harder than anything else I've ever had to do.

Programming is the art of telling another human being what one wants the computer to do.

Random numbers should not be generated with a method chosen at random

Computers are good at following instructions, but not at reading your mind.

People who are more than casually interested in computers should have at least some idea of what the underlying hardware is like. Otherwise the programs they write will be pretty weird.

Science is what we understand well enough to explain to a computer. Art is everything else we do.

Everyday life is like programming, I guess. If you love something you can put beauty into it.

Programs are meant to be read by humans and only incidentally for computers to execute.

We should forget about small efficiencies, say about 97% of the time: premature optimization is the root of all evil.

People think that computer science is the art of geniuses but the actual reality is the opposite, just many people doing things that build on each other, like a wall of mini stones.

The whole thing that makes a mathematician’s life worthwhile is that he gets the grudging admiration of three or four colleagues.

Nevertheless, the Holy Spirit brings peace to your mind and heart as you uncover and make the right choice and align yourself with professional, ethical standards.

If you care too much about a person you will loose your importance in his life

I do not think much of a man who is not wiser today than he was yesterday.

It's a real uphill challenge to battle the white-guyness.

Courage - To tell the story of who you are with your whole heart.

For the first movie, they had the girls in one hotel and the boys in another hotel. Then, we found out that they actually preferred their hotel, so we moved over there and all hell broke loose.

This is brain surgery. Ski masks on my bullets, let 'em commit brain burglary. Emergency, it's an emergency. Someone in all black left the whole scene burgundy.

We're giving them a real lesson today. Heavy doesn't accurately describe the level of casualties we have inflicted.

I like to go in right away as soon as I have things.

If you are not prepared to use force to defend civilization, then be prepared to accept barbarism.