There are only two things that are absolute realities, love and knowledge, and you can't escape them.

No good work is ever done while the heart is hot and anxious and fretted.

To us, from the beginning, Nature has been but a poor plastic thing, to be toyed with this way or that, as man happens to please his deity or not; to go to church or not; to say his prayers right or not; to travel on a Sunday or not.Was it possible for us in an instant to see Nature as she is-the flowing vestment of an unchanging reality?

the brain works better if the hand works too.

I am always thirsting for beautiful, beautiful, beautiful music. I wish I could make it. Perhaps there isn't any music on earth like what I picture to myself.

The secret of success is concentration ... Taste everything a little, look at everything a little; but live for one thing.

Wisdom never kicks at the iron walls it can't bring down.