Men will not understand ... that when they fulfil their duties to men, they fulfil thereby God's commandments; that they are consequently always in the service of God, as long as their actions are moral, and that it is absolutely impossible to serve God otherwise.

All trades, arts, and handiworks have gained by division of labor... Where the different kinds of work are not distinguished and divided, where everyone is a jack-of-all-trades, there manufactures remain still in the greatest barbarism.

It is by his activities and not by enjoyment that man feels he is alive. In idleness we not only feel that life is fleeting, but we also feel lifeless.

But a lie is a lie, and in itself intrinsically evil, whether it be told with good or bad intents.

God put a secret art into the forces of Nature so as to enable it to fashion itself out of chaos into a perfect world system.

Two things strike me dumb: the infinite starry heavens, and the sense of right and wrong in man.

Thrift is care and scruple in the spending of one's means. It is not a virtue and it requires neither skill nor talent.