There is an old story about a teacher who shows his class a glass jar. The teacher asks the class: “If I fill this jar with 3 large rocks, will it be full?” The class looks at the large rocks and comes to the conclusion that the rocks will indeed fill the jar. So the teacher takes the three large rocks and places them in the jar. Then he takes out a large box full of pebbles. Once again, he asks the class: “If I add all of the pebbles to the jar, will it be full?” The class looks at the pebbles and concludes that the jar will be indeed be full once the pebbles are added. “You can’t fool us again,” they all say. Image from So the teachers takes the pebbles and dumps them into the glass jar.
They slide easily around the three large rocks. Then he takes out a a bag of sand. Once again, he asks the class: “If I add this sand to the jar, will it be full? Install Mac Os X On Hp Probook 4540s Charger. ” Chagrined, the class laments. Instal Office 2007 Di Windows 7 Gaga Live on this page. Now they can see the teacher still has room for the sand. Satisfied, the teacher once again asks the class: “Now that I’ve added the three rocks, the pebbles, and the sand, is the jar full?” Looking at the jar filled to the brim, the class agrees that the jar is now full.
