Most insecurities can be mitigated with experience. After the first few roller coasters it becomes easier. The common defeatist cycle with "people skills" is

Most insecurities can be mitigated with experience. After the first few roller coasters it becomes easier. The common defeatist cycle with "people skills" is "I don't have 'people skills' " -> "I don't want to engage in situations involving other people" -> "I don't end up learning how to deal with people" -> "I never build 'people skills'"