What you do today can improve all your tomorrows.
Only the educated are free.
Go for it now. The future is promised to no one.
The secret of getting ahead is getting started.
To be a good loser is to learn how to win.
If you can dream it, you can do it.
Never complain and never explain.
Know or listen to those who know.
Expect problems and eat them for breakfast.
Well done is better than well said.
The grounding in natural sciences which I obtained in the course of my medical studies, including preliminary examinations in botany, zoology, physics, and chemistry, was to become decisive in determining the trend of my literary work.