A subtle thought that is in error may yet give rise to fruitful inquiry that can establish truths of great value.

Creationists make it sound as though a 'theory' is something you dreamt up after being drunk all night.

I am not a speed reader. I am a speed understander.

I am the beneficiary of a lucky break in the genetic sweepstakes.

I do not fear computers. I fear the lack of them.

I write for the same reason I breathe - because if I didn't, I would die.

If knowledge can create problems, it is not through ignorance that we can solve them.

It pays to be obvious, especially if you have a reputation for subtlety.

It's not so much what you have to learn if you accept weird theories, it's what you have to UNlearn.

Jokes of the proper kind, properly told, can do more to enlighten questions of politics, philosophy, and literature than any number of dull arguments.