Keep on the lookout for novel ideas that others have used successfully. Your idea has to be original only in its adaptation to the problem you're working on.

The successful person makes a habit of doing what the failing person doesn't like to do.

I never failed once. It just happened to be a 2000-step process.

It is astonishing what an effort it seems to be for many people to put their brains definitely and systematically to work.

Focus on how the end-user customers perceive the impact of your innovation - rather than on how you, the innovators, perceive it.

I never once failed at making a light bulb. I just found out 99 ways not to make one.

The money one gets for selling one's soul is always spent in deadening one's conscience, so the net gain at the end of a lifetime is no greater than if the diabolic bargain had not been struck.