Seriousness is the last refuge of the shallow.

Summary

This quote is a critique of people who feign seriousness or engage in dull, drab behavior in an attempt to appear deep or profound. It implies that those who rely on seriousness as a facade lack true depth or substance. In essence, it suggests that rather than earnestly embracing authenticity and genuine emotions, some individuals resort to seriousness as a superficial shield against their own shallowness.