When you're certain you cannot be fooled, you become easy to fool.

U.S. has lost a battle more important and greater than Pearl Harbor.

The main purpose of science is simplicity and as we understand more things, everything is becoming simpler.

It is often claimed that knowledge multiplies so rapidly that nobody can follow it. I believe this is incorrect. At least in science it is not true. The main purpose of science is simplicity and as we understand more things, everything is becoming simpler. This, of course, goes contrary to what everyone accepts.

No endeavor that is worthwhile is simple in prospect; if it is right, it will be simple in retrospect.

When Columbus took off, the purpose was to improve trade relations with China. That problem has not been solved to this very day, but just look at the by-products.

There's no system foolproof enough to defeat a sufficiently great fool.