Quotes from Peter Norvig

Peers can be the best teachers, because they're the ones that remember what it's like to not understand.

Real cognitive science, however, is necessarily based on experimental investigation of actual humans or animals. We will leave that for other books, as we assume the reader has only a computer for experimentation.

In Lisp, if you want to do aspect-oriented programming, you just do a bunch of macros and you're there. In Java, you have to get Gregor Kiczales to go out and start a new company, taking months and years and try to get that to work. Lisp still has the advantage there, it's just a question of people wanting that.

Peers can be the best teachers, because they're the ones that remember what it's like to not understand.

I think test-driven design is great. But you can test all you want and if you don't know how to approach the problem, you're not going to get a solution.