As time goes by, what is the source of heaven's reward for diligence?

At the beginning of the new year, this sentence comes from Jin's "The Crown Prince Banquet Xuanpu Xuande Hall has an Order to Write Poems"

The origin of Vientiane's renewal Cao Qingxue Qin's Dream of Red Mansions, the seventieth time: "This is early spring, and everything is renewed. It's time to inspire others to stand up. "

Time never stops: On Xiaozhang Sheng is a letter written by Kong Rong, a writer in the late Eastern Han Dynasty, to Cao Cao. In the letter, Kong Rong described the dangerous situation of his friend Xiaozhang Sheng and called on Cao Cao to help him. The letter quoted classics, talked about truth, and cited the example of recruiting talents and talents in Yan Zhaowang.

And heaven rewards diligence, that is, God will give corresponding rewards according to everyone's diligence. More hard work, more harvest, as long as you pay enough efforts, you will definitely get the corresponding harvest in the future. As the saying goes, "Opportunities are reserved for those who are prepared". Only by working hard can we seize the opportunity. Because things are unpredictable, you may not succeed if you work hard, and you will definitely not succeed if you don't work hard. From the hexagrams in Zhouyi.