The study of nature with a view to works is engaged in by the mechanic, the mathematician, the physician, the alchemist, and the magician; but by all as things now are with slight endeavour and scanty success.
I like, you may say, the glitter and colour that comes from the mouth, and I've always hoped in a sense to be able to paint the mouth like Monet painted a sunset.
There is another ground of hope that must not be omitted. Let men but think over their infinite expenditure of understanding, time, and means on matters and pursuits of far less use and value; whereof, if but a small part were directed to sound and solid studies, there is no difficulty that might not be overcome.
The human understanding is moved by those things most which strike and enter the mind simultaneously and suddenly, and so fill the imagination; and then it feigns and supposes all other things to be somehow, though it cannot see how, similar to those few things by which it is surrounded.
No artist knows in his own lifetime whether what he does will be the slightest good, because it takes at least seventy-five to a hundred years before the thing begins to sort itself out.