Be thine own palace, or the world's thy jail.
Never complain and never explain.
Always desire to learn something useful.
If you've got a talent, protect it.
To know oneself, one should assert oneself.
What you do today can improve all your tomorrows.
Do not weep do not wax indignant. Understand.
Wherever you are - be all there.
After a storm comes a calm.
The secret of getting ahead is getting started.
Science is a self-sufficient activity.
The thing about science is that it's an accurate picture of the world.