Friendship is the only thing in the world concerning the usefulness of which all mankind are agreed.

Those wars are unjust which are undertaken without provocation. For only a war waged for revenge or defence can actually be just.

Orators are most vehement when their cause is weak.

Nothing contributes to the entertainment of the reader more, than the change of times and the vicissitudes of fortune.

No one has the right to be sorry for himself for a misfortune that strikes everyone.

Advice in old age is foolish; for what can be more absurd than to increase our provisions for the road the nearer we approach to our journey's end.