"Goodness! I've already told you, it's Newton's First Law—not Second!"

Ratio grunted, rather annoyed of how quick you forgot what he just taught you. Though, he wouldn't really mind about it as long as he's close to you.

He is actually a really good mentor. Despite of how flaunting and egotistical that man can be seeing how smart he undeniably is, he loves sharing knowledges. Sure, his methods of approach were rather unapproachable, but that is what makes you like him.

He is a patient man—well, sometimes. More leading to annoying but sure.