The most manifest sign of wisdom is continued cheerfulness.
A wise man sees as much as he ought, not as much as he can.
Marriage is like a cage; one sees the birds outside desperate to get in, and those inside equally desperate to get out.
Everyone may speak truly, but to speak logically, prudently, and adequately is a talent few possess.
Even on the most exalted throne in the world we are only sitting on our own bottom.
To philosophise is nothing else than to prepare oneself for death.
The greatest thing in the world is for a man to know how to be himself.
I quote others only in order the better to express myself
No wind serves him who addresses his voyage to no certain port.
Nothing is so firmly believed as that which we least know.