[Because he no longer feels that typing is good enough. Use icon as an indication of his tone. :3]

I know, Jack. I have to try too - friendship is new to me as well, remember? [Sigh/huff - it's all sounding a little too sappy for him] I trust you too, but if you trust me, at the very least don't just ignore those kinds of things. Have secrets if you want. I can't make you tell me everything and I'm not going to try, damn it.