Fools call wise men fools. A wise man never calls any man a fool.

If we did all the things we are capable of doing, we would literally astound ourselves.

I think work is the world's greatest fun.

It is a terrible situation when the Government, to insure the National Wealth, must go in debt and submit to ruinous interest charges, at the hands of men, who control the fictitious value of gold. Interest is the invention of Satan.

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.

We haven't failed. We now know a thousand things that won't work, so we are much closer to finding what will.

The First 40 hours of work per week are for survival. Everything after that is for success.