拜占庭帝国内部的各阶级平衡是一种受到多因素作用并以土地为基础的动态平衡，是以皇帝为代表的中央政府、以军区贵族为代表的地方势力和小农三个集团组成的三角形的动态平衡。...

Through the analysis of Walden, this thesis tries to elaborate Thoreau’s conception of living and his political perception of purity, harmony and peace. Thoreau kept an affectionate record of every single detail of what life was at lakefro...