After reading Mr. Yu Hua's book, I walked out of mental internal friction! After reading Mr. Yu Hua's book, I walked out of mental internal friction! After reading Mr. Yu Hua's book, I walked out of mental internal friction! After reading Mr. Yu Hua's book, I walked out of mental internal friction! After reading Mr. Yu Hua's book, I walked out of mental internal friction! After reading Mr. Yu Hua's book, I walked out of mental internal friction! After reading Mr. Yu Hua's book, I walked out of mental internal friction! After reading Mr. Yu Hua's book, I walked out of mental internal friction! After reading Mr. Yu Hua's book, I walked out of mental internal friction!