Everything you can imagine is real.

On the whole human beings want to be good, but not too good, and not quite all the time.

When I was younger, I could remember anything, whether it had happened or not.

The man who insists on seeing with perfect clearness before he decides, never decides.

Laughter is the sun that drives winter from the human face.

The most dangerous strategy is to jump a chasm in two leaps.

The only purpose for which power can be rightfully exercised over any member of a civilized community, against his will, is to prevent harm to others. His own good, either physical or moral, is not sufficient warrant.

Science is nothing but developed perception, interpreted intent, common sense rounded out and minutely articulated.

A great many people think they are thinking when they are really rearranging their prejudices.

Anything not worth doing is worth not doing well. Think about it.