Originality provokes originality.

I have, alas! Philosophy, Medicine, Jurisprudence too, And to my cost Theology, With ardent labor, studied through. And here I stand, with all my lore, Poor fool, no wiser than before.

Plants and flowers of the commonest kind can form a pleasing diary, because nothing which calls back to us the remembrance of a happy moment can be insignificant.

As soon as any one belongs to a narrow creed in science, every unprejudiced and true perception is gone.

Where a man has a passion for meditating without the capacity of thinking, a particular idea fixes itself fast, and soon creates a mental disease.

Doubt grows with knowledge.

All things are only transitory.