Only the heart without a stain knows ease.
All intelligent thoughts have already been thought; what is necessary is only to try to think them again.
For that is love's nature that it lays claim to exclusive right and that all other claims are nil.
If it is the greatest truth that you seek, the plants can direct you.
Nothing shows a man's character more than what he laughs at.
And I have again observed, my dear friend, in this trifling affair, that misunderstandings and neglect occasion more mischief in the world than even malice and wickedness. At all events, the two latter are of less frequent occurrence.