Life's most soothing things are a child's goodnight and sweet music.
I have not failed. I have successfully discovered 1200 ideas that don't work.
Genius is 1 percent inspiration, 99 percent perspiration.
I consider Paine our greatest political thinker. As we have not advanced, and perhaps never shall advance, beyond the Declaration and Constitution, so Paine has had no successors who extended his principles.
I am proud of the fact that I never invented weapons to kill.
The body is a community made up of its innumerable cells or inhabitants.