[ Maybe he's a huge hypocrite, but Minato would rather see that curiosity than not, even if it is uncomfortably directed at himself instead of Hank being curious in general. ]

'cause it's hard to talk to people.

[ vague, but maybe that'll inspire some healthy curiosity. ]

Have you met Mako? He's also with the police- said cops are able to get into the criminal's mind, and that's how they figure things out. That's tough.