Everybody knows if you are too careful you are so occupied in being careful that you are sure to stumble over something.
At a dinner party one should eat wisely but not too well, and talk well but not too wisely.
The release of atomic energy has not created a new problem. It has merely made more urgent the necessity of solving an existing one.
I was sick of cars driving right past me.
Most advances in science come when a person for one reason or another is forced to change fields.
I don't think about risks much. I just do what I want to do. If you gotta go, you gotta go.
There is still a difference between something and nothing, but it is purely geometrical and there is nothing behind the geometry.