A mathematical truth is universal and eternal.
Every experiment is a step towards understanding the complex mechanisms of life.
The key to solving complex problems is breaking them down into simpler ones.
Reinforcement is the central factor in the acquisition of new behavior patterns.
"Writing is a form of therapy; sometimes I wonder how all those who do not write, compose, or paint can manage to escape the madness, melancholia, the panic and fear which is inherent in a human situation."