"In their quest to feel accepted by society, they give permission to be treated as inferior to others. These men are seen by society as being 'secure with their implied inferiority.' So, when other short men insist on being treated fairly/equally (or question their poor treatment), they are labelled as insecure with their implied inferiority. The same is true when striving to create an environment where heightism is intrinsically immoral." - Source
"The bias towards tallness is one of society's most blatant and forgiven prejudices." - John Kenneth Galbraith
Short Men Who Accept Their Place Are Not Secure
People often label short men as "insecure" when we call out heightism. In turn, society praises short men who know their place. I found a good comment discussing complacent short men, the ones who self-deprecate and grin when they're mocked: