To have ideas one must have imagination. To express ideas one must have science.

Pretend you are dancing or singing a picture. A worker or painter should enjoy his work, else the observer will not enjoy it.

Don't worry about your originality. You couldn't get rid of it even if you wanted to. It will stick with you and show up for better or worse in spite of all you or anyone else can do.

An artist must have imagination. An artist who does not use his imagination is a mechanic.

The sketch hunter moves through life as he finds it, not passing negligently the things he loves, but stopping to know them, and to note them down in the shorthand of his sketchbook.

There are moments in our lives, there are moments in a day, when we seem to see beyond the usual. Such are the moments of our greatest happiness. Such are the moments of our greatest wisdom.

In great art there is no beginning and end in point of time. All time is comprehended.