Tolerance always has limits - it cannot tolerate what is itself actively intolerant.

Those who say that life is worth living at any cost have already written an epitaph of infamy, for there is no cause and no person that they will not betray to stay alive.

Idealism, alas, does not protect one from ignorance, dogmatism, and foolishness.

Philosophy, most broadly viewed, is the critical survey of existence from the standpoint of value.