Memory is like water in your hand. No matter whether you open it or hold it tightly, it will flow through your fingers. Maybe we all have been brave and resolute, but in the confrontation with the old man of time, we are never winners. In this troubled secular world, it is also a realm to learn to treat everything around us with an ordinary heart Once you saw a grain of sand falling from the sky, the Sahara was formed. Every time I think of you, a drop of water falls from the sky, thus forming the Pacific Ocean.