“When you know who you are, you know what to do.”

“When you don't know what the answer is, you know *Who* the answer is.”

“When you do not know what you are doing and what you are doing is the best -- that is inspiration.”

“How can you get very far,If you don't know who you are?How can you do what you ought,If you don't know what you've got?And if you don't know which to doOf all the things in front of you,Then what you'll have when you are throughIs just a mess without a clueOf all the best that can come trueIf you know What and Which and Who.”

“If you know what's right, then you'll do the right thing. If you don't know what's right, then who's to say what you'll do!”

“The right hand doesn’t know what the left is doing” is a phrase that refers to times when people ought to know, but don’t know, about something that is happening very close to them. For instance, you ought to know about the man who watches you when you sleep.”