I don't want to get sick either. [And then his face was pinched in the way that meant he was trying to avoid saying something before he blurted it out anyway. So he tried to act casual when he said,] I didn't understand why you used to take care of me when I used to get sick but it made me happy.

[But also...]

You called me 'Wuyou' earlier. Is that how you call me usually? [He'd wanted to say 'now' but that 'now' is later for him and it's too confusing.]