"Liu Shuai, I ask you a biological question." Zhe asked, hugging Ye with a smile while eating sunflower seeds, "why don't human choose to evolve into immortality?" Liu Shuai took a sip of apple and said with a smile. "Why do you ask me this weird question? I think we could just indulge in the joy of the first day of the lunar year." "Hah!" Zhou Yuan laughed and made fun. "Our great biologist doesn't know it!" "Hah!" Liu Shuai laughed and beat back. Then he said solemnly after finding that Wen was looking at him. "In fact, it is very simple. If you live forever, you can't face up to death with happiness and serenity. Human will definitely not get evolved. However, the paradox is that we could get the possibility of evolution if we try our best to look forward to immortality under the situation that human can't be immortal. This choice is to sacrifice the eternal life of the individual to achieve the continuous eternal life of the entire commu