Rarest of all is the man who can and does reason at all times, quickly, accurately, inclusively, despite hope or fear or bodily distress, without ego….

Do-gooding is like treating hemophilia - the real cure is to let hemophiliacs bleed to death...before they breed more hemophiliacs..

It was equally imperative that this chain of reactions should always tend to dampen, to die out. It must not build up, or the uranium mass would expl….

How you behave toward cats here below determines your status in Heaven..

It was better to live with disappointment and frustration than to live without hope..

A human being has no natural rights of any nature..

If we blow ourselves up we will do it by misapplication of science; if we manage to keep from blowing ourselves up, it will be through intelligent ap….

But when they began handing out doctorates for comparative folk dancing and advanced fly-fishing, I became too stink in’ proud to use the title. I wo….

I was no fool; I was aware that when another man is too anxious to force money on one, it is time to examine the cards, for there is almost certainly….

Only a sadistic scoundrel-or a fool-tells the bald truth on social occasions..

All my enemies are self-appointed..

In terms of morals there is no such thing as ‘state.’ Just men. Individuals. Each responsible for his own acts..

You obviously don't know what an Old Man of the Sea great wealth is. It is not a fat purse and time to spend it. Its owner finds himself beset on eve….

The meek shall inherit the earth - a 6 foot plot above them..

Pessimist by policy, optimist by temperament- it is possible to be both. How? By never taking an unnecessary chance and by minimizing the risks you c….

Most people can't think, most of the remainder won't think, and the small fraction who do think mostly can't do it very well..

I never do anything I don't want to do. Nor does anyone, but in my case I am always aware of it..

By the data to date, there is only one animal in the Galaxy dangerous to man -- man himself. So he must supply his own indispensable competition. He ….

We learned not to waste ammo even on warriors except in self-protection.

A "critic" is a man who creates nothing..

Seems to be a deep instinct in human beings for making everything compulsory that isn't forbidden..