Trying to outsmart a compiler defeats much of the purpose of using one.

Debugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as possible, you are, by definition, not smart enough to debug it.

Do what you think is interesting, do something that you think is fun and worthwhile, because otherwise you won't do it well anyway.

Controlling complexity is the essence of computer programming.

The most effective debugging tool is still careful thought, coupled with judiciously placed print statements.

90% of the functionality delivered now is better than 100% delivered never.

C is a razor-sharp tool, with which one can create an elegant and efficient program or a bloody mess.

Don't document bad code - rewrite it.

... it is a fundamental principle of testing that you must know in advance the answer each test case is supposed to produce. If you don't, you are not testing; you are experimenting.

Believe the terrain, not the map

Each new user of a new system uncovers a new class of bugs.

Beware of will power. It damages your giving-up skills.

The ideas are louder when there are fewer of them.

Having priorities is essential. So is having them in the right order.

The fact is that certain themes cannot be celebrated in words, and tyranny is one of them. No one ever wrote a good book in praise of the Inquisition.

some kinds of beauty did not heal, but hollowed the pain even deeper.

Adversities are temporary. What is permanent is what we become by the way we react to them.

When politics is interesting, people go vote.

To those who have given up on love: I say, "Trust life a little bit.

God has so framed us as to make freedom of choice and action the very basis of all moral improvement, and all our faculties, mental and moral, resent and revolt against the idea of coercion.