* "But you see, there are already too many people in the world. That's why the government made the law." This quote directly addresses the core conflict of the book, where the population control law forces families to limit themselves to only two children.
* "I thought it was the government's job to protect its citizens." This statement reflects Luke's initial confusion and frustration about the laws and their impact on his life.
* "You've got to be careful about who you trust." This warning highlights the constant fear and paranoia that Luke experiences, as he learns that even those he trusts might not be on his side.
* "Everyone's looking for someone else to be different so they don't have to be different." This quote captures the societal pressure and fear that stems from the population control law.
* "I'm not afraid to break the law. I'm just afraid to be caught." This quote reflects Luke's moral dilemma as he grapples with the need to protect himself and his family while also questioning the legitimacy of the law.
Ultimately, the "main quote" depends on your interpretation of the book and the themes you find most relevant. Each of these quotes contributes to the overall message about the consequences of oppressive laws, the importance of individuality, and the power of hope in the face of adversity.