Everything is theoretically impossible, until it is done.

Ninety percent of all human wisdom is the ability to mind your own business.

Brainpower is the scarcest commodity and the only one of real value.

An armed society is a polite society. Manners are good when one may have to back up his acts with his life.

But, if there ever was a time in history when "peace" meant that there was no fighting going on, I have been unable to find out about it.

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 explode within a time interval too short to be measured by any means whatsoever. Nor would there be anyone left to measure it.

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