Justice renders to every one his due.

Never injure a friend, even in jest.

Let every man practise the trade which he best understands.

The first law for the historian is that he shall never dare utter an untruth. The second is that he shall suppress nothing that is true. Moreover, there shall be no suspicion of partiality in his writing, or of malice.

The soil of their native land is dear to all the hearts of mankind.

An intemperate, disorderly youth will bring to old age, a feeble and worn-out body.

Nothing is too absurd to be said by some of the philosophers.