若父子之间缺乏传承与沟通,则家庭难以和谐。
The concept of reducibility is central to understanding the relationships between different computational problems.
"The pursuit of pleasure is the only thing that gives life meaning in this meaningless world."
伟大的真理,其反面同样是伟大的真理。
The story of human origins is still being written.
There is a history in all men's lives.
Literature is a weapon against forgetting.