Many young painters would never have taken their pencils in hand if they could have felt, known, and understood, early enough, what really produced a master like Raphael.

Truth is a torch but a tremendous one. That is why we hurry past it, shielding our eyes, indeed, in fear of getting burned.

Life is not anything, but an opportunity for something.

Nature goes her own way, and all that to us seems an exception is really according to order.

There is no patriotic art and no patriotic science.

Sceptics are yet the most credulous.

Win for yourself that which your fathers have won.