There exists no more difficult art than living.
It's a vice to trust all, and equally a vice to trust none.
Philosophy is the health of the mind.
A great mind becomes a great fortune.
He that will do no good offices after a disappointment must stand still, and do just nothing at all. The plough goes on after a barren year; and while the ashes are yet warm, we raise a new house upon the ruins of a former.
He who receives a benefit with gratitude, repays the first installment of it.