It is not every question that deserves an answer.

To become rich is easy. Much harder is to solve the riddles of of the heart.

Questions are never indiscreet. Answers sometimes are.

Do not turn back when you are just at the goal.

Never thrust your own sickle into another's corn.

One ungrateful man does an injury to all who are suffering. [Lat., Ingratus unus miseris omnibus nocet.]