Humanity is fortunate, because no man is unhappy except by his own fault.

The comfort of having a friend may be taken away, but not that of having had one.

Do the best you can . . . enjoy the present . . . rest satisfied with what you have.

The important thing about a problem is not its solution, but the strength we gain in finding the solution

Live for thy neighbor if thou wouldst live for thyself.

The book-keeping of benefits is simple: it is all expenditure; if any one returns it, that is clear gain; if he does not return it, it is not lost, I gave it for the sake of giving.

Sovereignty over any foreign land is insecure.