Know or listen to those who know.
By failing to prepare, you are preparing to fail.
Never complain and never explain.
What you do today can improve all your tomorrows.
The secret of getting ahead is getting started.
Always desire to learn something useful.
Well done is better than well said.
Only the educated are free.
Be kind whenever possible. It is always possible.
Wherever you are - be all there.
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.