You have to discover when you’re inadequate to be funny and you don’t know you’re inadequate when you’re a kid.

Larry David is reflecting on the slow, often painful self-knowledge that underlies comic craft. As a child, you may attempt humor without the social awareness to recognize when it falls flat; immaturity can mask “inadequacy” because you lack the feedback literacy to read a room or judge timing, tone, and audience. The quote suggests that becoming funny is not just a matter of talent but of developing judgment—learning what doesn’t work, why it doesn’t work, and how your persona lands with others. It also implies that embarrassment and failure are formative: realizing you’re not yet funny is part of the education that eventually makes effective comedy possible.