At twenty a man is a peacock, at thirty a lion, at forty a camel, at fifty a serpent, at sixty a dog, at seventy an ape, at eighty a nothing at all.
Never contend with a man who has nothing to lose.
To equal a predecessor, one must have twice they worth.
Nature scarcely ever gives us the very best; for that we must have recourse to art.
Be content to act, and leave the talking to others.
We often have to put up with most from those on whom we most depend.
Attempt easy tasks as if they were difficult, and difficult as if they were easy; in the one case that confidence may not fall asleep, in the other that it may not be dismayed.
Never open the door to a lesser evil, for other and greater ones invariably slink in after it.
It is good to vary in order that you may frustrate the curious, especially those who envy you.
Work is the price which is paid for reputation.