I think the elephant in the room is the question of purpose. What is the purpose guiding your actions? Getting good grades is a mean that /can/ be necessary to

I think the elephant in the room is the question of purpose. What is the purpose guiding your actions? Getting good grades is a mean that /can/ be necessary to achieve the purpose you have chosen in life. But it’s not sufficient for most purposes. On the other hand, once you have a purpose, you truly make the most of education.