wn. However, the great historian was not beat by the frustration. He restarted his writing and finished it with unyielding will. The course of creation of the writing shows us that unyielding will is the key to ess. Reviewing the whole story, what helped the author get to the ess was just his perseverance. He did not give up his goal even when suffered form a great strike, which made me remember what happened on me. Once I wanted to join in the football team in our school, but was refused by them because of my poor performance. Then I never give up my dream and kept practicing my skills although it was a tough period. At last I made it and got the permission to the team. Actually the two stories have the same meaning that unyielding will is the most important element on the way to ess.