求一篇大学英语作文 the symbol of success 或we live only once 网上没有现成的 作

We live only once
I still remember what is written in the well-known novel'How the steel was tempered' that Paul,the main character has said life for everyone is but once.In the book, we can see through the noble spirit of him who can still keep on writing in spite of serious disease inflicting him.Therefore, we have to retrospect and asd ourselves how we are going to spend the only once lifetime.
That certainly shows the life is short and limited on the one hand,but moreover, I think it focuses on our contributions which are important for ourselves, others and even the whole world.
Like one of the greatest scientist Hua Luogeng, he has made a lot of study in maths for years and tried to pervail his research result in production in factories,which brings about exerllent progress in hisotry.However,for us common people,we should do things which can be meaningful for ourselves,others and the society, because we have just lived in this world for only once.