The doer alone learneth.

Being an intellectual creates a lot of questions and no answers. You can fill your life up with ideas and still go home lonely. All you really have that really matters are feelings. That's what music is to me.

I've often felt there might be more to be gained by studying business failures than business successes.

The student who uses home made apparatus, which is always going wrong, often learns more than one who has the use of carefully adjusted instruments, to which he is apt to trust and which he dares not take to pieces.

He who wills believes with a fair amount of certainty that will and action are somehow one; he ascribes the success, the carrying out of the willing, to the will itself, and thereby enjoys an increase of the sensation of power which accompanies all success.

A failure teaches you that something can't be done-that way.