Long hair minimizes the need for barbers; socks can be done without; one leather jacket solves the coat problem for many years; suspenders are superfluous.

We still do not know one thousandth of one percent of what nature has revealed to us.

To sense that behind anything that can be experienced there is a something that our mind cannot grasp and whose beauty and sublimity reaches us only indirectly and as a feeble reflection, this is religiousness. In this sense I am religious.

What the individual can do is to give a fine example, and to have the courage to uphold ethical values .. in a society of cynics.

I am doing just fine, considering that I have triumphantly survived Nazism and two wives.

Understanding physics is child's play when compared to understanding child's play.

The series of integers is obviously an invention of the human mind, a self-created tool which simplifies the ordering of certain sensory experiences.