Every science begins as philosophy and ends as art; it arises in hypothesis and flows into achievement.

Historically the belief in heaven and the belief in utopia are like compensatory buckets in a well: when one goes down the other comes up. When the classic religions decayed, communistic agitation rose in Athens (430 B.C.), and revolution began in Rome (133 B.C.); when these movements failed, resurrection faiths succeeded, culminating in Christianity; when, in our eighteenth century, Christian belief weakened, communism reappeared. In this perspective the future of religion is secure.

Read, think well of mankind, go to our libraries and rejoice.

As knowledge grew, fear decreased; men thought less of worshiping the unknown, and more of overcoming it.

The soul of a civilization is its religion, and it dies with its faith.

There have been only 268 of the past 3,421 years free of war.

If you wish to be loved, be modest; if you wish to be admired, be proud; if you wish both, combine external modesty with internal pride.