The wise does at once what the fool does at last.
Expect problems and eat them for breakfast.
To know oneself, one should assert oneself.
Things do not happen. Things are made to happen.
Go for it now. The future is promised to no one.
What you do today can improve all your tomorrows.
Either you run the day or the day runs you.
After a storm comes a calm.
If you've got a talent, protect it.
Never complain and never explain.
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.