Wherever you are - be all there.
Always desire to learn something useful.
The most effective way to do it, is to do it.
Be kind whenever possible. It is always possible.
To know oneself, one should assert oneself.
Be thine own palace, or the world's thy jail.
The secret of getting ahead is getting started.
If you can dream it, you can do it.
Do not weep do not wax indignant. Understand.
Never complain and never explain.
In those early years in New York when I was a stranger in a big city, it was the companionship and later friendship which I was offered in the Linnean Society that was the most important thing in my life.