To solve an interesting problem, start by finding a problem that is interesting to you.

The next best thing to having good ideas is recognizing good ideas from your users. Sometimes the latter is better.

Being able to break security doesn't make you a hacker anymore than being able to hotwire cars makes you an automotive engineer.

The easiest programs to use are those which demand the least new learning from the user

Complexity control is the central problem of writing software in the real world

In the U.S., blacks are 12% of the population but commit 50% of violent crimes; can anyone honestly think this is unconnected to the fact that they average 15 points of IQ lower than the general population? That stupid people are more violent is a fact independent of skin color.

A critical factor in its success was that the X developers were willing to give the sources away for free in accordance with the hacker ethic, and able to distribute them over the Internet.