As for him, poverty…
彼は貧乏を何とも思わない。
He doesn't mind being poor.
彼は貧乏にとりつかれていた。
He was haunted by poverty.
彼は貧乏のどん底だ。
He's dirt poor.
少年時代の経験で彼は貧乏がどういうものか知った。
His experiences as a boy taught him what poverty was like.