What does a man is rich in proportion to the things he can afford to let alone?

The phrase "a man is rich in proportion to the things he can afford to let alone" suggests that true wealth is determined not just by material possessions, but by the ability to prioritize and detach from unnecessary desires. It implies that a wealthy individual is someone who can live simply and is not burdened by the need to constantly acquire more. In essence, it reflects the idea that freedom from excessive wants can lead to a more fulfilling and abundant life.