When I tried to play something and screwed up, I'd hear some other note that would come into play. Then I started trying different things to find the beauty in it.
This absence of similarity among military questions naturally brings out the inability of memory to solve them; also the sterility of invariable forms, such as figures, geometrical drawings ( épures ), plans ( schémas ), etc. One only right solution imposes itself:;: namely, the application, varying according to circumstances, of fixed principles.