He notes her effort to be decent. That wins you some points, Christelle.

"Indeed that is so." The young man chuckles slightly. "They often add in too many unnecessary embellishments, in my opinion. And their tea... well. It is often brewed a little too strongly, and it upsets the leaf's flavours." Granted, his hydrokinetic sense gave him a better grasp of how exactly the tea was diffusing, but as a connoisseur he feels obliged to comment on their shortcomings.

Or it could just be an American thing. He is too used to Japanese tea, after all.