If I had not had so much ambition and not tried to do so many things, I probably would have been happier, but less useful.
The thing I lose patience with the most is the clock. Its hands move too fast
What you are will show in what you do.
I try not to invent things that people don't need.
It is astonishing what an effort it seems to be for many people to put their brains definitely and systematically to work.
Religion is all bunk.