An average American loves his family. If he has any love left over for some other person, he generally selects Mark Twain.

Any large extension of the Government into business affairs - no matter what the pretense and no matter how the the extension is labeled - will be bound to promote waste and put a curb on our prosperity and progress.

Success is the product of the severest kind of mental and physical application.

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

Interest is the invention of Satan.

I never pick up an item without thinking of how I might improve it. I never perfected an invention that I did not think about in terms of the service it might give others. I want to save and advance human life, not destroy it. I am proud of the fact that I never invented weapons to kill. The dove is my emblem.

Everything comes to those who hustle while they wait.