No Christian can be a pessimist, for Christianity is a system of radical optimism.

The soul is dyed by the color of its leisure hours.

Each generation takes a special pleasure in removing the household gods of its parents from their pedestals, and consigning them to the cupboard.

The greatest obstacle to progress is not man's inherited pugnacity, but his incorrigible tendency to parasitism.

The jealous man is so preoccupied with what he hasn't got that he fails to appreciate the value of what he has got. He loses the ability to feel glad because the sun is shining. He doesn't see the wonder and the newness of the beginning of spring.

The wealth of a soul is measured by how much it can feel; its poverty by how little.

If the universe is running down like a clock, the clock must have been wound up at a date which we could name if we knew it. The world, if it is to have an end in time, must have had a beginning in time.