“The really unhappy person is the one who leaves undone what they can do, and starts doing what they don't understand; no wonder they come to grief.”

“There are no means of finding what either one person or many can do, but by trying - and no means by which anyone else can discover for them what it is for their happiness to do or leave undone”

“Music makes me forget myself, my true condition, it carries me off into another state of being, one that isn't my own: under the influence of music I have the illusion of feeling things I don't really feel, of understanding things I don't understand, being able to do things I'm not able to do (...) Can it really be allowable for anyone who feels like it to hypnotize another person, or many other persons, and then do what he likes with them? Particularly if the hypnotist is the first unscrupulous individual who happens to come along?”

“It is really amazing what people can do. Only they don't know what they can do.”

“I don't admire the person who does what they want to do. I admire the person who does what they're afraid to do.”

“But who can divine the workings of a single human heart? Who really knows what a person thinks and believes when he or she decides to do whatever they do?”