But by far the greatest obstacle to the progress of science and to the undertaking of new tasks and provinces therein is found in this-that men despair and think things impossible.

You could say that I have no inspiration, that I only need to paint.

The mold of our fortunes is in our own hands.

You want accuracy, but not representation. If you know how to make the figuration, it doesn't work. Anything you can make, you make by accident. In painting, you have to know what you do, not how, when you do it.

Friendship maketh daylight in the understanding, out of darkness and confusion of thoughts.

Generally, youth is like the first cogitations, not so wise as the second. For there is a youth in thoughts, as well as in ages. And yet the invention of young men, is more lively than that of old; and imaginations stream into their minds better, and, as it were, more divinely.

Ask counsel of both timesof the ancient time what is best, and of the latter time what is fittest.