Quote

Everything that I understand, I understand only because I love

One machine can do the work of fifty ordinary men. No machine can do the work of one extraordinary man

Birth and ancestry, and that which we have not ourselves achieved, we can scarcely call our own

Passion, though a bad regulator, is a powerful spring

Experience is the teacher of all things

Any fool can paint a picture, but it takes a wise man to be able to sell it