The cartoon aims at informing us of the significance of persistence. Definitely, no once can deny the importance of it. Persistence can help us carve out a way to success. Although the way to success is bumpy and filled with inevitable setbacks, it is persistence that lead us to the destination we are eager to reach. To further demonstrate the importance of being persistent， I would like to take Thomas Edison as a case in point: how could he, one of the greatest inventor throughout the history of mankind who experienced numerous unsuccessful attempts, invent the first electric lamp without persistence ?

　　Accordingly, at no time should we overlook the importance of persistence. when coming across hardships and setbacks , we need to grit our teeth and adhere to the faith that our efforts and persistence will be paid off. “Great works are performed not by strength, but by perseverance.” Samuel Johnson once said.

　　本文由在线英语听力室整理编辑。