【释义】：礼节重在相互回应。送出礼遇而对方不回应，这是不合礼数的；接受了别人的礼遇却不回报，同样也是不符合礼的要求。

生活中唯一真正的失败是不尝试。

Desire is not a thing to be understood, it is a force to be reckoned with.

Leadership is about creating a vision and then empowering others to make it a reality.

The essence of mathematics is not just in solving problems but in asking the right questions.

译文：治理国家的关键在于选拔任用贤能。司马光重视人才对政权的支撑作用。