Great. After an entire life of being worse at math than Wei Wuxian, he gets to the Scholomance and gets to be worse at math than Wei Wuxian in an exciting new environment where things are trying to kill him.
"Russian. I'm trying to get all the most popular languages. I already have English and Mandarin so I'm trying to get Russian, Spanish, Hindi and Arabic to complete the set."
"I don't know even that much yet." She says in Mandarin. "I figured it was safer to follow the school's curriculum than try to teach myself."
"Mother said getting spell blocked is very dangerous and that if you're learning a language from the school that usually doesn't happen."
"I'm good at things," he says in pretty much the same way you'd say "I like broccoli."
"That's fortunate. I can usually succeed at things when I try but sometimes they go horribly right."
"You should have thought about it at all before you decided to be good at things," Jiang Cheng snaps. "If you're in advanced senior-level math now what's going to happen next year? You're going to be in a one-person class and die?"
"If you find any human bones lying around I'm going to carve one into a flute the song of which repels mals."
"Well, not this early in the year, anyway. --I'm not creepy or a maleficer or anything, my affinity's just dead bodies."
"The only person I know of to have died is the girl from the Toronto Enclave who went into the void and didn't come back. No bones to be had from that."
"One of the people you expected isn't at the school?" Her mind goes back to the last corpses she saw but those were in Canada totally unrelated.
"Our martial brother-- uh, enclavemate. He-- was present at the Shanghai induction. Then he didn't show up at the cafeteria."
"That sounds strange. I don't know what could interfere with an induction," short of death she doesn't say. "Has anyone from your enclave checked for vacant freshman dorm rooms?"