To silence criticism is to silence freedom.
Fear of death has been the greatest ally of tyranny past and present.
Idealism, alas, does not protect one from ignorance, dogmatism, and foolishness.
Tolerance always has limits - it cannot tolerate what is itself actively intolerant.
Students rarely disappoint teachers who assure them in advance that they are doomed to failure.
Philosophy, most broadly viewed, is the critical survey of existence from the standpoint of value.
Wisdom is a kind of knowledge. It is knowledge of the nature, career, and consequences of human values.
Before impugning an opponent's motives, even when they legitimately may be impugned, answer his arguments.
Everyone who remembers his own education remembers teachers, not methods and techniques. The teacher is the heart of the educational system.
I was guilty of judging capitalism by its operations and socialism by its hopes and aspirations; capitalism by its works and socialism by its literature.