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

The first requisite for success is to develop the ability to focus.

Nothing that's good works by itself, you've got to make the damn thing work.

Everything comes to those who hustle while they wait.

The value of a good idea is in using it.

None of my inventions came by accident. I see a worthwhile need to be met and I make trial after trial until it comes. What it boils down to is one per cent inspiration and ninety-nine per cent perspiration.

I believe that the science of chemistry alone almost proves the existence of an intelligent creator.