Besides, they say children learn by watching the adults around them!

If we all keep smiling as usual...

I'm sure Sakuya-san will learn to be more cheerful too.

That empty optimism is so like you.

Please don't teach her your habits of slacking off.

Patchouli-sama, Patchouli-sama! I just thought of something...

Hm, what is it?

and use a stamp like "Very well done!" or something, wouldn't that work?