Simon shook his head, dismissively looking away. "No, of course not." His hurt feelings had nothing to do with this conversation, and they weren't very practical to begin with. Inara's private life was her own, and Simon understood it. He had things he didn't share, he had things he didn't talk about, and it was his right to keep it all close to the chest.
Still...
"But thank you, for telling me that. I just wish I'd ..." What, he wished he'd known? Apart from getting her the right medication, there was nothing he could really do.