He wondered what kind of blueprint beavers had for creating such a structure-or did they simply start aimlessly weaving stuff together until they had a dam? Did they even think about creating a dam? Maybe dams were simply accidents that resulted from their fooling around, much like the Army Corps of Engineers' accomplishments.
I think previously, when fathers and sons argued with each other, they would still face each other and face each other's feelings, but now, the relationships between people has become much more abstracted. I think, actually, in China, the gulf that exists between the pre- and post-internet generations is more vast.