For art to exist, for any sort of aesthetic activity to exist, a certain physiological precondition is indispensable: intoxication.
The process of selecting the tone on the guitar is an aesthetic process like any other, so you try a lot of different things.
Technique is really personality. That is the reason why the artist cannot teach it, why the pupil cannot learn it, and why the aesthetic critic can understand it.
In judging of a beautiful statue, the aesthetic faculty is absolutely and completely gratified by the splendid curves of those marble lips that are dumb to our complaint, the noble modelling of those limbs that are powerless to help us.
The fact that the colors in the flower have evolved in order to attract insects to pollinate it is interesting; that means insects can see the colors. That adds a question: does this aesthetic sense we have also exist in lower forms of life?