Life is like a game of chess, where the essence lies in the quality of the play. On the journey of life, no matter how cautious you are, you will inevitably make mistakes. You may feel regret, but life does not allow you to "undo a move." In fact, it often seizes the moment of your regret to push you further into hardship. Therefore, instead of sighing in vain, it is better to correct your mistakes when they occur. If you fall, stand up again. As for the unchangeable past, let it become your experience.
If one knows how to be empathetic, understanding, and tolerant, life will be warm and peaceful. Conversely, a lack of understanding and concession leads to endless troubles. Many of life's grievances stem from our inability to empathize, our obsession with our own views, and our refusal to yield, which ultimately wounds each other's hearts. In many ways, life is simply an exercise in empathy and understanding.
The mind is like tea, and tea is like the mind. A cup of clear tea reflects all things in the world: Buddhists see Zen, Taoists see Qi, Confucians see Ritual, and merchants see Profit. In the mortal world, tea turning cold when a person leaves is a law of nature, but tea turning cold while the person remains reflects the coldness of human relationships. Life is much like tasting tea—it starts plain, then turns bitter, and eventually yields a sweet aftertaste. Ultimately, everything stems from the mind; when the mind is calm, all is serene.