No one demands more caution than a spy, and when someone has the skeleton key to minds, counter him by leaving the key of caution inside, on the other side of the keyhole.
Quit while you're ahead. All the best gamblers do.
Leave your luck while still winning.
Many would be wise if they did not think themselves wise.
Aspire rather to be a hero than merely appear one.
You should aim to be independent of any one vote, of any one fashion, of any one century.