Information is not knowledge. The only source of knowledge is experience. You need experience to gain wisdom.

It is high time the ideal of success should be replaced with the ideal of service.

Science has brought forth this danger, but the real problem is in the minds and hearts of men.

You can never solve a problem with the same kind of thinking that created the problem in the first place.

It has often been said, and certainly not without justification, that the man of science is a poor philosopher.

By academic freedom I understand the right to search for truth and to publish and teach what one holds to be true. This right implies also a duty: one must not conceal any part of what on has recognized to be true. It is evident that any restriction on academic freedom acts in such a way as to hamper the dissemination of knowledge among the people and thereby impedes national judgment and action.

Without deep reflection one knows from daily life that one exists for other people.