当时，李娜以6-4、7-5直落两盘击败了俄罗斯名将莎拉波娃，成功晋级法国公开赛女单决赛，这是她首次打入法网决赛。说实话，这场比赛的重要性不言而喻，它不仅证明了李娜的实力，也为中国网球打开了新的篇章。

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.