In market design, simplicity often leads to better outcomes.
The meaning of "knowing" has shifted from being able to remember and repeat information to being able to find and use it.
生命诚可贵,道义价更高,“舍身取义”传唱千年,为了国家和民族,为了道义,无数仁人志士抛头颅酒热血,九死不悔。