What is it?

I love yellow Labrador puppies. Sweet, innocent faces, puppy breath and endearing countenance. Yet they do some really gullible puppy like things. Like chewing on anything - even smelly shoes. They'll eat almost anything and have little self control. But one of the cutest things they do is chase their tail. Has anyone ever figured that one out yet ? When a puppy chases its tail, he’s on a mission. He goes round and round and doesn’t stop to ask why or concern himself with where he's going. It’s as if he wants to achieve something, do something. The ironic thing is that he doesn't. He just goes around and around. Not much different than us. As humans, we chase our tails, probably more often than we realize. Stressed, overwhelmed, frustrated, we can't seem to make sense of anything. We lack emotional energy and keep asking the "why" questions. Why did this happen? Why didn't I do this instead of that? Why did they get away with that? ...