A In modern society there is a great deal of argument about competition.Some value it highly,believing that it is responsible for social progress and prosperity(繁荣).Others say that competition is bad because it sets one person against another and it leads to unfriendly relationships between people. A In modern society there is a great deal of argument about competition.Some value it highly,believing that it is responsible for social progress and prosperity(Prosperity).Others say that competition is bad because it sets one person against another and it leads to Unfriendly relationships between people.