While lishu possesses certain defining characteristics, it is not a monolithic style, and this essay will explore the diversity of approaches taken by different calligraphers throughout history, focusing on the various stylistic variations that have emerged. The essay will begin by acknowledging the core features that define lishu, including the "蚕头燕尾" strokes, flat structures, and horizontal emphasis. The essay will acknowledge these elements that serve as the foundations of lishu.