what does "i'll be careful"mean? is there any realationship between "careful" and "care"here? Ignoring the comment, Corbett took out his book, made some notes. “There are a lot of valuables in this house.” “I know it, and I can’t understand it. There’s plenty you could basi-cally stuff in your pockets and make a nice profit. But he spends hours, days, hacking at the basement floor.” “Esmeralda’s Dowry.” “It’s all I can come up with.” “Well, it’s interesting. Any objection, if her doctors clear it, if I talk to your grandmother?” “I don’t want her upset, that’s all. I don’t want my family dragged through another mess. They’ve dealt with enough.” “I’ll be careful.” “Why do you care?” “Because I shipped a dead man back to Boston, and as far as I can tell, he was just doing his job. Because somebody broke into this house and might’ve done more than assault a woman if she hadn’t defended herself and gotten away. Because you didn’t kill your wife.”