The thing about her is, she's good-natured. He knew it the second he saw her standing by the parking meters. He could just tell from the soft way her belly looked. With women, you keep bumping against them, because they want different things, they're a different race. Either they give, like a plant, or scrape, like a stone. In all the green world nothing feels as good as a woman's good nature.
The narrator reflects on a woman he encounters, instantly recognizing her good-natured essence. At first glance, he is struck by her softness, which makes him feel an immediate connection. This observation highlights a deeper understanding of how interactions with women vary; he perceives them as either nurturing or resistant, akin to nature itself.