This is a very nice collection of quotations. It's fairly comprehensive and organized topically--though it could benefit from an index of authors. I added over 100 of its entries to my quote collection. Many are humorous, and a great many have wisdom and significance. Some of my favorites are:
p. 53: One beautiful morning, El Greco sat in a room with the curtains tightly drawn. Invited to go out for a walk, El Greco said, "No, the sunlight would disturb the light that is shining within me."
p. 181: Flattery is all right if you don't inhale. Adlai Stevenson
p. 186: Wise men talk because they have something to say, fools because they have to say something. Plato
p. 258: Journalism: a profession whose business is to explain to others what it personally does not understand. Lord Northcliffe
p. 279: The optimist proclaims that we live in the best of all possible worlds, and the pessimist fears this is true. James Branch Cabell
p. 328: In America, the young are always ready to give to those who are older than themselves the full benefit of their inexperience. Oscar Wilde
p. 341: Thanks to the interstate highway system, it is now possible to travel across the country from coast to coast without seeing anything. Charles Kuralt
p. 344: There is just one thing I can promise you about the outer-space program: your tax dollars will go farther. Wernher von Braun
p. 406: Hangover: The Wrath of Grapes. Dorothy Parker
p. 439: The scientific theory I like best is that the rings of Saturn are composed entirely of lost airline luggage. Mark Russell
p. 505: They told me that the fish...were cold-blooded and felt no pain. But they were not fish who told me. Heywood Broun
p. 508: I have made this long letter because I haven't the time to make it shorter. Blaise Pascal