If you're going through hell, keep going.
Who seeks shall find.
The wise does at once what the fool does at last.
Leap, and the net will appear.
It's always too early to quit.
Be kind whenever possible. It is always possible.
Know or listen to those who know.
Wherever you are - be all there.
If you can dream it, you can do it.
Do not weep do not wax indignant. Understand.
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.