Realising the healthy international relations can be created only among populations made up of individuals who themselves are healthy and enjoy a measure a independence, the United Nations elaborated a Universal Declaration of Human Rights, which was adopted by the U.N. General Assembly on December 10, 1948.

Everything you can imagine, nature has already created.

If you want to find out anything from the theoretical physicists about the methods they use, I advise you to stick closely to one principle: don't listen to their words, fix your attention on their deeds. To him who is a discoverer in this field the products of his imagination appear so necessary and natural that he regards them, and would like to have them regarded by others, not as creations of thought but as given realities.

Applying the axioms of physical science to human life has something reprehensible to it.

It's not that I'm so smart.

I very rarely think in words at all. A thought comes, and I may try to express in words afterwards.

The wonder of nature does not become smaller because one cannot measure it by the standards of human moral and human aims.