A mathematician, a doctor, and an engineer are walking on the beach andobserve a team of lifeguards pumping the stomach of a drowned woman. Asthey watch, water, sand, snails and such come out of the pump. The doctor watches for a while and says: "Keep pumping, men, you mayyet save her!!" The mathematician does some calculations and says: "According to myunderstanding of the size of that pump, you have already pumped more waterfrom her body than could be contained in a cylinder 4 feet in diameter and6 feet high." The engineer says: "I think she’s sitting in a puddle."[fortune] http://iheartquotes.com/fortune/show/52226