Circles aren’t too complicated
It’s challenging to try to define what life’s purpose is, and understanding it completely often takes years of study. People who have mastered one or both of these typically attempt to simplify their lessons into short, memorable statements.
However, it is likely that he did not consider that option in this instance. It is inaccurate to compare life to a circle because circles are simple shapes that never stray from their route. You could question what kind of circles he is sketching, considering that a circle has many twists and turns.
