你不必擁有博士學位，才會數你家後院來了多少隻鳥。

You don’t have to hold a Ph.D. to count the birds in your backyard.

出處：Crowdsourcing http://www.amazon.com/gp/product/0307396207?ie=UTF8&tag=a0b8a8-20&linkCode=as2&camp=1789&creative=9325&creativeASIN=0307396207
Andrew的email：andrewlo0623@gmail.com
Andrew的網址：http://andrewlo.blogspot.com