"You're right, man," George said. "But I don't want to teach—I want to be a doctor or nurse or something medical." "I don't even know what you have to do to become something like that," Sampson said honestly.

"I don't either," George said. "But I figure you need big piles of money and about a million years to spend in college."

How do George’s career goals at the beginning of the story compare to his goals at the end of the story?

He still wants to be a doctor at the end of the story, but he no longer believes that becoming a doctor is an impossibility.
He still does not understand the hard work that goes into becoming a doctor at the end of the story, but he is no longer willing to try.
He does not know what he wants to do with his life at the beginning of the story, and he still struggles with this at the end.
He has clear ideas about how to achieve his goals at the beginning of the story, and he still has these ideas at the end.