It's getting harder and harder to worry needlessly.

I am not your dog, but if every time you saw me, you gave me a backrub, I would run to greet you, too.

Every great artist raises art to a science, and every great scientist raises science to an art, hence we have Michelangelo's David and Einstein's Theory of Relativity.

There is always a perfectly good excuse, always a reason not to. The hardest freedom to win is the freedom from one's excuses.

Seeking happiness, I passed many travelers headed in the opposite direction, seeking happiness.

As you reach for understanding, you find that your ladder of facts isn’t long enough, and you try to extend it by adding a rung of faith. Eventually you see that the task is hopeless, and you put away your ladder of facts and go get a ladder of faith.

Eventually, if you're lucky in life, you find someone with the same chemical imbalance you have.