A good sword needs to be sharpened many times. Plum blossoms in the twelfth lunar month were very cold at that time, but it still did not fear the cold blooming and brought fragrance to the world. In other words, people should not be afraid of difficulties and failures, and only after tempering can they become talents.
In other words, the sharpness of the sword and the unparalleled fragrance of plum blossoms have all gone through many hardships, so if a person wants to succeed, he must be able to endure hardships, exercise more and win by his own efforts.