Knowing how to keep a friend is more important than gaining a new one.
Have Friends. 'Tis a second existence.
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.
A man of honour should never forget what he is because he sees what others are.
Put a grain of boldness into everything you do.
If to talk to oneself when alone is folly, it must be doubly unwise to listen to oneself in the presence of others.