Because the pure heart is pure, it contains no selfish distractions, no desire disputes, and only contains the most beautiful and sincere feelings in the world, so "it can always be embraced with the pure heart of the whole world!" Chizi's real life may be in a bad situation, lack of bosom friends, and even be misunderstood and rejected, and the world around him makes him lonely; However, the purest and most beautiful feelings and thoughts of human beings are interlinked and eternal, and all the sons in the world will become his bosom friends and friends. This spiritual friend, this spiritual world, is enough to make him fearless of loneliness around him and never feel spiritual loneliness!