一个好的模型应该在复杂性和准确性之间取得平衡,捕捉基本动态而不过度拟合。
教育是对人力资本的投资,会以更高生产率的形式获得回报。
Drawing is rather like playing chess: your mind races ahead of the moves that you eventually make.
User needs always come first, we must always listen to the voices of players.