- Wine made from deep thoughts: These touching pieces reflect Kehao Cai's deep thoughts about the future and the destiny of mankind, while at the same time being mesmerizingly melodic.
- Let's take on the highest challenge: The works in the book are very difficult, especially "THE GREATEST PIANIST IN THE WORLD", which is considered to be one of the most difficult piano pieces in the world, and pianists are welcome to challenge themselves to new heights, which is so much fun!