[Distracted from the whole being-sappy thing for a moment, Robert leans over to sample the temperature of the water. It is slightly cooler than what he's used to...]

Hrm... a bit warmer would be nice, but... I would not wish to make you uncomfortable either...

[Besides, Robert doesn't depend as much on the heat of the water.]

I ought to learn exactly what the most comfortable temperature is for you... [Robert tries too hard.]