To be a good loser is to learn how to win.
After a storm comes a calm.
Be kind whenever possible. It is always possible.
To know oneself, one should assert oneself.
Without hard work, nothing grows but weeds.
By failing to prepare, you are preparing to fail.
If you're going through hell, keep going.
Know or listen to those who know.
Go for it now. The future is promised to no one.
Wherever you are - be all there.
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.