( lio laughs politely as he has to look away for a second to avoid showing off his equally flustered face. )

It comes from personal experience. When you know you're strong, but you know using your strength recklessly can put people in danger... it's easy to be worried.

( when he does return his gaze back to toge, lio's smile is small but confident, and definitely proud. )

Just be confident in yourself. If you have a good heart, I'm sure you can't do wrong.

( and then he holds out his fist. )