what doe "that always works for my mother"mean?
He shifted gears. “Do you understand how much I’ll worry?”
Abra tipped her chin down, and those narrowed eyes went steely.
“That always works for my mother,” he pleaded.
“You’re not my mother,” she reminded him. “Plus you don’t have mother-power. You’re stuck with me, Eli. If you cut me loose, it has to be because you don’t want me, or you want someone else, or something else. If I walk away, it has to be for the same reasons.”
Feelings on the table, he thought. “Lindsay didn’t matter anymore, but every day I regret I couldn’t do anything to stop what happened to her.”2. does "tipped her chin down"'=lowered her chin?
3. what does "go steely"mean?