" Iano ordered her back to Ivins to finish her degree in biology. Willa wondered when he would notice Tig was immune to his directives. Tig informed her parents she refused to take out bank loans, with tuition exchange no longer an option, and anyway she’d already learned more than she wanted to know about a ravaged biosphere. The latter was no news to Willa, who’d seen how the girl always took the truth of human selfishness harder than any of her friends, even the history majors. "
― Barbara Kingsolver , Unsheltered