The restriction of knowledge to an elite group destroys the spirit of the society and leads to its intellectual impoverishment.

If the bee disappeared off the surface of the globe, then man would have only four years of life left. No more bees, no more pollination, no more plants, no more animals, no more man.

The one who walks alone, is likely to find himself in places no one has ever been.

The word God is for me nothing more than the expression and product of human weaknesses.

A true genius admits that he/she knows nothing.

We must learn the difficult lesson that the future of Mankind will only be tolerable when our course, in world affairs as in others, is based upon justice and law rather than the threat of naked power.

An attempt at visualizing the Fourth Dimension: Take a point, stretch it into a line, curl it into a circle, twist it into a sphere, and punch through the sphere.