A sure way to lose happiness, I found, is to want it at the expense of everything else.

Isolation is the one sure way to human happiness.

One sure way to lose another woman's friendship is to try to improve her flower arrangements.

Gambling: The sure way of getting nothing for something.

The sure way to be cheated is to think one's self more cunning than others.

Progress requires setbacks; the only sure way to avoid failure is not to try.