Andy Rooney Quotes:
Ocupation: Writer
Life: January 14, 1919 - November 4, 2011
Birthday: January 14
Death: November 4
The 50-50-90 rule: Anytime you have a 50-50 chance of getting something right, there's a 90% probability you'll get it wrong.
topic: Life, Education, Humor, Probability Theory
