Life is a dangerous adventure, says the American, and he is half right: life is dangerous, but it's not an adventure.
When there is nothing to fear is the time to begin fearing everything.
A German immersed in any civilization different from his own loses a weight equivalent in volume to the amount of intelligence he displaces.
A belief which leaves no place for doubt is not a belief; it is a superstition.
Try not to turn your life into a race, least of all an obstacle race.
You can hesitate before deciding, but not once the decision is made.