Children are the keys of paradise.

The real Antichrist is he who turns the wine of an original idea into the water of mediocrity.

There is always a chance that he who sets himself up as his brother's keeper will end up by being his jail-keeper.

To the excessively fearful the chief characteristic of power is its arbitrariness. Man had to gain enormously in confidence before he could conceive an all-powerful God who obeys his own laws.

Perhaps our originality manifests itself most strikingly in what we do with that which we did not originate. To discover something wholly new can be a matter of chance, of idle tinkering, or even of the chronic dissatisfaction of the untalented.

Social improvement is attained more readily by a concern with the quality of results than with the purity of motives.

To the old, the new is usually bad news.