Be brave as your fathers before you. Have faith and go forward.
I never pick up an item without thinking of how I might improve it.
The value of a good idea is in using it.
I try not to invent things that people don't need.
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.
To invent, you need a good imagination and a pile of junk.