To stay young requires unceasing cultivation of the ability to unlearn old falsehoods.

Ayn Rand is a bloody socialist compared to me.

There are perhaps 5% of the population that simply can't think. There are another 5% who can, and do. The remaining 90% can think, but don't

Any government will work if authority and responsibility are equal and coordinate. This does not insure “good” government, it simply insures that it will work. But such governments are rare — most people want to run things, but want no part of the blame. This used to be called the “backseat driver” syndrome.

The whole principle (censorship) is wrong; it's like demanding that grown men live on skim milk because the baby can't eat steak.

Each man is his own prisoner, in solitary confinement for life.

From somewhere, back in my youth, heard Prof say, 'Manuel, when faced with a problem you do not understand, do any part of it you do understand, then look at it again.' He had been teaching me something he himself did not understand very well—something in math—but had taught me something far more important, a basic principle.