Read this excerpt from We Beat the Street.George would not give up. "Hey, look. I really want to do this. I think we could ALL do this—the three of us—together!""Maybe," Rameck said slowly."It’s an awful long time," Sampson said with a sigh."Man, we can go to college for FREE!" George said, trying to convince them."Free is always good," Rameck said with a grin."What do we have to lose? Let’s just do the applications and see what happens," George suggested."Yeah, man—why not?" Sampson told the others. "Let’s go for it."What central idea in the story do the details in this excerpt support?