A happy life consists in tranquility of mind.

You may never be less alone than when you are alone.

To wonder at nothing when it happens, to consider nothing impossible before it has come to pass.

Quacks pretend to cure other men's disorders, but fail to find a remedy for their own.

It is our own evil thoughts which madden us.

The life given us, by nature is short; but the memory of a well-spent life is eternal.

The science of love is the philosophy of the heart