The wisdom here isn't merely that intensity costs you longevity—any burning match teaches that lesson. Rather, Lao Tzu is warning against the particular *illusion* that brightness itself proves value, that a shooting star matters more than the steady North Star. A young entrepreneur burning out after eighteen-month sprints of seventy-hour weeks learns this the hard way: the colleague who works thoughtfully at fifty hours weekly, taking actual vacations, often builds the more durable business and retains their marriage. The quote cuts deeper because it asks whether we're chasing visibility or results, spectacle or substance.