Many people cycle or swim to keep trim. But if swimming is...
Many people cycle or swim to keep trim. But if swimming is so good for the figure, how do you explain whales?
![Charles Saatchi Quote About Swimming, Whales, People: Many People Cycle Or Swim...](http://qt.azureedge.net/resources/quotes-images-large/many-people-cycle-or-swim-to-keep-trim-but-if-swimming-is-so-good-for-the-figure-5de24064615275f963952374f8603acf.jpg)
Many people cycle or swim to keep trim. But if swimming is so good for the figure, how do you explain whales?