Strong historical heredity and inherent logicality could be found in the evolution and replacement of the thoughts of Hong Xiu-quan,Kang You-wei and Sun Zhong-shan,reflecting the optimistic tint of the era quality in recent China.

• 洪秀全、康有为和孙中山三人大同思想的演进更替过程,具有很强的历史继承性和内在的逻辑性,体现了近代中国乐观主义的时代气质。