What is Housman saying about life when he compares it to the blossoming of a cherry tree?

When Housman compared life into the blossoming of a cherry tree it is about the hardships that we struggle in life. We must know how to fight life because through fighting at the end we find the beauty of life. We laugh at problems and find solutions thus an open person can see the beauty of nature so as the beauty of life.

That it is short and every day should be cherished and enjoyed