The world is full of magical things patiently waiting for our wits to grow sharper.

The universe is full of magical things, patiently waiting for our wits to grow sharper.

The trouble with the world is that the stupid are cocksure and the intelligent are full of doubt.

The whole problem with the world is that fools and fanatics are always so certain of themselves, and wiser people so full of doubts.

Love, children, and work are the great sources of fertilizing contact between the individual and the rest of the world

To be happy in this world, especially when youth is past, it is necessary to feel oneself not merely an isolated individual whose day will soon be over, but part of the stream of life flowing on from the first germ to the remote and unknown future.