http://avva.livejournal.com/2351761.html You have a problem and decide to use recursion. Now you have a problem. You have a problem and decide to use Java. Now you have a ProblemFactory. You have a problem and decide to use Python. Now you don't know what you have. Could be an int, a string, a list or a problem. You have a problem and decide to use threads. Two now problems have you. You have a problem and decide to use Lisp. Now you have a list of problems. You have a problem and decide to use locks. Now you have You have a problem and decide to use delegation. Now your problem is your problem's problem. You have a problem and decide to use anagrams. Now you have lamb rope. You have a problem and decide to dissolve it in water. Now you have a solution.