“Those walls and bars are there for a reason,' said Crake. ' Not to keep us out, but to keep them in. Mankind needs barriers in both cases”
“Walls work both ways.They keep people out...but they keep people in, too.”
“The brick walls are there for a reason. The brick walls are not there to keep us out. The brick walls are there to give us a chance to show how badly we want something. Because the brick walls are there to stop the people who don’t want it badly enough. They’re there to stop the other people.”
“No barrier was strong enough to keep out the movement of time.”
“Wealth is a relational barrier. It keeps us from having open relationships.”
“That's the difference between us {the poor} and them {the rich}, I thought. We know all of what's bad because we can't keep from it. They live in their big houses and the walls are thick enough around them to keep the bad out.”