Modifiers matching invalid:

• crippled,
• gentle,
• insightful,
• brilliant,
• socially-unaware,
• innocent,
• bumbling,
• gangly,
• weak,
• arrogant,
• optimistic,
• aloof,
• inspirational,
• socially-awkward,
• rigid,
• scientific,
• socially-unintelligent,
• inspiring,
• stubborn,
• kind-hearted,
• good-hearted,
• sympathetic,

Simple categories matching insightful:

• philosopher,
• pioneer,
• singer,
• hero,
• person,
• humorist,
• actor,
• villain,
• writer,
• artist,
• economist,
• comedian,
• director,
• spy,
• scientist,
• inventor,
• advisor,
• father,
• scholar,
• poet,
• teacher,
• geek,
• composer,
• psychiatrist,
• professor,
• warrior,
• preacher,
• linguist,
• clown,
• monk,
• pundit,
• detective,
• nerd,
• information,
• historian,
• journalist,
• mentor,
• teenager,
• dancer,
• playwright,
• genius,
• novelist,
• guru,
• campaigner,
• recluse,
• king,
• foreigner,
• doctor,
• wizard,
• intellectual,
• rapper,
• criminal,
• invalid,
• son,
• policeman,
• robot,
• painter,
• bureaucrat,