with a small "c", "d", etc. idiom
（用来形容更普遍的或不那么极端的情况）
used to say something is more general or less extreme than the usual meaning
She is deeply conservative with a small "c" (= has traditional values, rather than being a member or supporter of the Conservative Party). 尽管不是保守党的成员，她却是一个非常保守的人。
Management is all about politics with a small "p". 管理尽管不完全是玩政治，但确实是一种权术。