Did you know that every cell in your body is replaced every seven years? It’s true—at the cellular level, the oldest you get is about seven years old. I remember years ago hearing Deepak Chopra speak about this. He said that the only reason we keep creating the same body—or one that seems to deteriorate with age—is that we keep thinking the same thoughts over and over again. That is because all biological systems operate according to what are called “premature cognitive commitments” to the way reality is. Let me explain.