Hope for Longevity Through Proficiency

The child asked his grandfather: "Grandpa, are there any immortals in this world?" The grandfather smiled and touched the child's head and said, "Yes, when you see the heavy fog, the immortal may also see you." .... This is a story of ordinary people struggling to make progress, and it is also a story of working hard to move forward bit by bit based on proficiency. As long as you work hard, you will definitely be rewarded!