A good painter has two main objects to paint, man and the intention of his soul.

Perspective is the rein and rudder of painting.

There are many occasions when the muscles that form the lips of the mouth move the lateral muscles that are joined to them, and there are an equal number of occasions when these lateral muscles move the lips of this mouth, replacing it where it cannot return of itself, because the function of muscle is to pull and not to push except in the case of the genitals and the tongue.

Poor is the pupil who does not surpass his master.

You will never have a greater or lesser dominion than that over yourself...the height of a man's success is gauged by his self-mastery; the depth of his failure by his self-abandonment. ...And this law is the expression of eternal justice. He who cannot establish dominion over himself will have no dominion over others.

The wisest and noblest teacher is nature itself.

It had long since come to my attention that people of accomplishment rarely sat back and let things happen to them. They went out and happened to things.