The eagle never lost so much time as when he submitted to learn of the crow.
领导者的角色是在别人看到障碍的地方看到潜力。
解释:我不欺诈你,你不欺骗我,真诚相待。
The essence of mathematics is not just in solving problems but in asking the right questions.
当我们努力变得比现在更好时,周围的一切也会变得更好。