The reason academic disputes are so vicious is that so little is at stake.

Everyone engaged in research must have had the experience of working with feverish and prolonged intensity to write a paper which no one else will read or to solve a problem which no one else thinks important and which will bring no conceivable reward - which may only confirm a general opinion that the researcher is wasting his time on irrelevancies.

There are very deep and restrictive principles that determine the nature of human language and are rooted in the specific character of the human mind

Suppose that, say, China established military bases in Colombia to carry out chemical warfare in Kentucky and North Carolina to destroy this lethal crop [tobacco] that is killing huge numbers of Chinese.

You are responsible for the predictable consequences of your actions.

If kids are studying for a test, they're not going to learn anything. We all know that from our own experience.

Nobody is going to pour truth into your brain. It's something you have to find out for yourself.