急!!the importance of communication

1,humans communicated with each other in one language
2,humans were trapped into troubles due to the misunderstandings between them.
3,Therefore, lack of communication will lead to perish of human beings

Communication between people is of utmost importance. The importance cannot be stressed too much. It is said in the Bible that once upon a time, humans communicated with each other in one language. So they attempted to build the Babel Tower to communicate with God, only to find such dream was a castle in the air. In the aftermath, humans were trapped into troubles due to the misunderstandings between them. The jealous God plunged us into such bitterness. Even now, people with different races and religions are dragged into endless wars. People are crying and dying! Such consequences are rooted deeply in the lack of communication. Therefore, lack of communication will lead to perish of human beings. On the contrary, mutual understanding can be well-established between