These are some quotes I thought were pretty cool that I got from an English teacher a few years back.
"If we had no faults of our own, we would not take so much pleasure in noticing those of others."  -Francois Due de la Rochefoucould

"You can observe a lot by watching."  -Yogi Berra

"Don't look back, something might be gaining on you."  -Stachel Paige

"If you don't know where you're going, you'll probably end up somewhere else."  -Laurence Peter

"An expert is someone who knows more and more about less and less."  -Nicholas Butler

"The cautious seldom error."  -Confucius

"You're either part of the solution, or part of the problem."  -Eldridge Clever

"The most wasted day of all is that in which we have not laughed."  -Sebastien Roch Nicholas Chamfort

"Everyone has his day and some days last longer than others."  -Sir Winston Spencer Churchill

"When you come to a fork in the road, take it."  -Yogi Berra

"There are people who have money and people who are rich."  -Coco Channel

"This is happiness; to be dissolved into something complete and great."  -Willa Sibert Cather

"In spite of everything, I still believe people are really good at heart."  -Anne Frank

"As to disease make a habit of two things to help, or at least, to do not harm."  -Hippocrates
 
"Life's a bitch, then you marry one, then you die."
- Uncle Lyle