Nothing that's good works by itself, you've got to make the damn thing work.
I am much less interested in what is called God's word than in God's deeds. All bibles are man-made.
Of all my inventions, I liked the phonograph best
Nature made us - nature did it all - not the gods of the religions.
I start where the last man left off. What the mind of man can conceive and believe, the mind of a man can achieve.
The three things that are most essential to achievement are common sense, hard work and stick-to-it-iv-ness.