*was totally staring at Jeff throughout the lecture and therefore not listening to a word of it*

...H-huh?
*Snaps out of it once grades are given out*
(Did... did he mix up my mark with somebody else's...?
I... got an A - ...?)
Dad... Dad's gonna be so happy...!

Wow, maybe math isn't so hard after all.
...
*stares down at empty notes sheet, then at assignment he does not comprehend in the slightest*
...N-never mind.