Wisdom is not to be obtained from textbooks, but must be coined out of human experience in the flame of life.

By no amount of reasoning can we altogether eliminate all contingency from our world. Moreover, pure speculation alone will not enable us to get a determinate picture of the existing world. We must eliminate some of the conflicting possibilities, and this can be brought about only by experiment and observation.

If religion cannot restrain evil, it cannot claim effective power for good.

Wisdom is not to be obtained from textbooks, but must be coined out of human experience in the flame of life.

It is not impossible to think that the minds of philosophers sometimes act like those of other mortals, and that, having once been determined by diverse circumstances to adopt certain views, they then look for and naturally find reasons to justify these views.

Liberalism regards life as an adventure in which we must take risks in new situation, in which there is no guarantee that the new will always be the good or the true, in which progress is a precarious achievement rather than inevitability.

The picture which the philosopher draws of the world is surely not one in which every stroke is necessitated by pure logic.