There were very, very large sums of money that I made when I was very young - 15 million published works and a great many successful movies don't make nothin'.

The way to happiness is a high-speed road to those who know where the edges are.

A man who is willing to accept restriction and barriers and is not afraid of them is free. A man who does nothing but fight restrictions and barriers will usually be trapped.

Living is a pretty grim joke, but a joke just the same.

I have all the world around me. My walls are 180 East Longitude and 90 North and 90 South Latitude.... Adventure is my guidon.

The insanity rate per capita in South Africa is appalling. ...it is easily seen that a primary requisite in any programme of the rehabilitation of the Bantu in South Africa would be mental health.

There is no more ethical group on this planet than ourselves.