If the bees disappear, man would have only four years of life left.

The greatest tragedy of human existence is the illusion of separateness.

Scientists investigate that which already is; Engineers create that which has never been.

We [Jews] have no other means of self-defense than our solidarity

I am strongly drawn to a frugal life and am often oppressively aware that I am engrossing an undue amount of the labor of my fellow men.

...and knowledge is one of the finest attributes of man - though often it is most loudly voiced by those who strive for it the least.

The question that drives me hazy is whether it is I or others who is crazy.