Tranqility is a certain quality of mind, which no condition or fortune can either exalt or depress.
There is more heroism in self-denial than in deeds of arms.
He who receives a benefit with gratitude, repays the first installment of it.
It is a rough road that leads to the heights of greatness.
There is nothing in the world so much admired as a man who knows how to bear unhappiness with courage.
He that does good to another does good also to himself, not only in the consequence but in the very act. For the consciousness of well-doing is in itself ample reward.