The perils of overwork are slight compared with the dangers of inactivity.

Inspiration can be found in a pile of junk. Sometimes, you can put it together with a good imagination and invent something.

Work while others are wishing.

What you are will show in what you do.

Because I readily absorb ideas from every source - frequently starting where the last person left off - I never pick up an item without thinking of how I might improve it.

I told [Kruesi] I was going to record talking, and then have the machine talk back. He thought it absurd. However, it was finished, the foil was put on; I then shouted "Mary had a little lamb," etc. I adjusted the reproducer, and the machine reproduced it perfectly. On first words spoken on a phonograph.

Time is really the only capital that any human being has, and the only thing he can't afford to lose.