“The appreciation of pleasure can be the anchor of humanity.”

“Happy species endowed with infinite appreciation of pleasures and low sensitivity to pain would probably not survive the evolutionary battle.”

“The deepest principle in human nature is the craving to be appreciated.”

“The deepest craving of human nature is the need to be appreciated.”

“To be forgotten. The French say that to part is to die a little. To be forgotten too is to die a little. It is to lose some of the links that anchor us to the rest of humanity.”

“Mistakes are a part of being human. Appreciate your mistakes for what they are: precious life lessons that can only be learned the hard way. Unless it's a fatal mistake, which, at least, others can learn from.”

“If you can’t appreciate what you’ve got, you’d better get what you can appreciate.”

“But here is my mark, and there is where I'm supposed to look, and believe me, the power and the pleasure and the emotion of this moment is as constant as the speed of light. It will never be diminished, nor will my appreciation.”

“Can you appreciate music without playing it? Yes, you can. You can appreciate baseball without playing it. Many people attend a football game merely for the crowd, the excitement, the color.”

“It is the great glory of the quest for human knowledge that, while making some small contribution to that quest, we can also continue to learn and to take pleasure in learning.”