Career is accomplished by hard work, but wasteful by play; success is achieved by thinking, and destroyed by casualness. Academics are specialized due to diligence, and are wasted due to play; virtues are achieved due to independent thinking, and corrupted due to following the customs

This sentence comes from Han Yu's "Jinxuejie", which means that academic studies Proficiency comes from hard work, but it can be wasted in games. Virtue is achieved due to independent thinking, and corrupted due to following the convention.

Modern times have given new meaning to the second sentence: things are successful due to repeated thinking, but they can be destroyed without thinking. in the spontaneity.