Generosity should never exceed ability.

The absolute good is not a matter of opinion but of nature.

Old age, especially an honored old age, has so great authority, that this is of more value than all the pleasures of youth.

It is easy to distinguish between the joking that reflects good breeding and that which is coarse-the one, if aired at an apposite moment of mental relaxation, is becoming in the most serious of men, whereas the other is unworthy of any free person, if the content is indecent or the expression obscene.

No man can be brave who thinks pain the greatest evil; nor temperate, who considers pleasure the highest good.

The best Armour of Old Age is a well spent life preceding it; a Life employed in the Pursuit of useful Knowledge, in honourable Actions and the Practice of Virtue; in which he who labours to improve himself from his Youth, will in Age reap the happiest Fruits of them; not only because these never leave a Man, not even in the extremest Old Age; but because a Conscience bearing Witness that our Life was well-spent, together with the Remembrance of past good Actions, yields an unspeakable Comfort to the Soul

Physicians, when the cause of disease is discovered, consider that the cure is discovered.