whatever it was you were talking about, dick didn't know. it wasn't that he didn't care— he did! very much. just, sometimes when you got excited about a certain topic he had trouble keeping up, which is what was going on right now.
of course, he was doing his best to listen. eyes trained on you, head nodding and humming occasionally in acknowledgement. you were, perhaps, one of his greatest friends. he'd listen to you ramble anyday. if no one else would, he'd be there. it was nice knowing how openly you trusted him; it was like once you started talking, the floodgates opened up and there was no stopping you.
to robin, boy wonder, it was music to his ears. the genuine happy tone to your voice, the way your eyes lit up and how you accentuated your words with the movement of your hands— he could never get enough.