In all our academies we attempt far too much. ... In earlier times lectures were delivered upon chemistry and botany as branches of medicine, and the medical student learned enough of them. Now, however, chemistry and botany are become sciences of themselves, incapable of comprehension by a hasty survey, and each demanding the study of a whole life, yet we expect the medical student to understand them. He who is prudent, accordingly declines all distracting claims upon his time, and limits himself to a single branch and becomes expert in one thing.

Wind is the loving Wooer of waters; Wind blends together Billows all-foaming. Spirit of man, Thou art like unto water! Fortune of man, Thou art like unto wind!

He who is and remains true to himself and to others has the most attractive quality of the greatest talent.

The sum which two married people owe to one another defies calculation. It is an infinite debt, which can only be discharged through all eternity.

We all walk in mysteries. We are surrounded by an atmosphere about which we still know nothing at all.

If it is the greatest truth that you seek, the plants can direct you.

Never by reflection, but only by doing is self- knowledge possible to one.