Imagine, if you will, a squirrel. Squirrels have many needs, including collecting nuts for nourishment. It is vital for this squirrel to find enough nuts for its family. Eventually, the squirrel discovers that there are not enough nuts in the tree, and so it must venture forth to another tree. In that tree is another squirrel. That squirrel, like the first, has needs, including nuts. And so, with limited resources, the squirrels fight. Whichever squirrel wins gets the nuts. Such is the way of nature. Now, imagine, if you will, a third squirrel. This squirrel has a rocket attached to its back. It is a very fast squirrel, capable of zooming around the tree, snatching all of the nuts within reach. The first squirrel, a weaker creature, recognizes that he surely cannot obtain an ample number

