[He studies her for a moment, lips pursing for a moment. He's been fairly honest with most things, but then there are others where he's only touched on but not really delved into with her. Reasonably so as they aren't the most pleasant of topics and he doesn't want to needlessly worry her.

He knows how she's like.

...]

...It's not that I don't trust you.

[Just a slow beginning before he looks at her carefully.]

But I don't want you to worry more than you need to, or worse—do something on your own.

[He then gives her a slight look.]

I'm not the only one who is keeping things to themselves for the same reasons.