I can't sleep, so here's a list of assorted quotes and BNHA characters I think they represent.

First up: Bakugou, to Kirishima

Mina, while being hounded by a news reporter:

Todoroki, thinking out loud at Midoriya:

Tokoyami, at the party he really didn't want to attend:

Momo:

Iida:

Sero, on MANY occassions:

Aoyama:

Uraraka, half-asleep:

Aizawa, eternally:

Satou, chatting with Uraraka:

Mic, to Aizawa:

Kaminari, to Bakugou:

Tsuyu, also to Bakugou:

Hagakure:

Shouji:

Koda, quietly, to Jirou:

Shinsou, at the dinner table with Mic and Aizawa:

Ojirou, randomly, in the middle of the dorm living room:

Kirishima, sleepless at 4am:

Tetsutetsu: