We live in a world changing so rapidly that what we mean frequently by common sense is doing the thing that would have been right last year.

The most important thing about power is to make sure you don't have to use it.

An invention that is quickly accepted will turn out to be a rather trivial alteration of something that has already existed.

Science is a method to keep yourself from kidding yourself.

A mistake is an event, the full benefit of which has not yet been turned to your advantage.

The test of an invention is the power of an inventor to push it through in the face of staunch-not opposition, but indifference-in society.

It's not that we need new ideas, but we need to stop having old ideas.