Language ability is something acquired after birth.
I think his leadership is learned, not innate.
Philosophical term for knowledge or justification that depends on experience or empirical evidence. Contrasts with 先天的 (a priori).
See also: アポステリオリ
That judgment is based on a posteriori knowledge.
I think his meticulousness is something he acquired, not something he was born with.
That skill was acquired through experience, not innate ability.