Laughter may or may not activate the endorphins or enhance respiration, as some medical researchers contend. What seems clear, however, is that laughter is an antidote to apprehension and panic.

Pessimism is a waste of time.

An adequate share of humor and laughter represents an essential part of the diet of the healthy person.

Wisdom consists of the anticipation of consequences.

We have everything we need, in fact, except the most important thing of all — time to think and the habit of thought.

Of all the gifts bestowed by nature on human beings, hearty laughter must be close to the top.

The way a book is read, which is to say, the qualities a reader brings to a book can have as much to do with its worth as anything the author puts into it.