Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Believe and act as if it were impossible to fail.

Research means that you don't know, but are willing to find out.

Failures, repeated failures, are sign-posts on the road to achievement. The only time you don't want to fail is the last time you try something (and it works).

An inventor fails 999 times, and if he succeeds once, he's in. He treats his failures simply as practice shots.

The world hates change, yet it is the only thing that has brought progress.