A grade is considered good when it is about 50%, most people obtain good grades through studying. However, certain individuals obtain good grades by bribing the teacher in various ways.
Lucy:"Wow he got 100 in Arts! That is such a good grade."
Daniel:"Hmm... I think he obtained the goodgrades in some very shady way."
something that I get despite staying up all night staring at the ceiling thinking of fanfictions and scenarios in my mind
me during night: *stares at ceiling thinking up a fanfiction and pulls an all nighter*
also me during school: *gets good grades*
me when I get home: *sleeps for 10 hours straight*