"Marx was a social pathologist... What Marx gained through his studies of social problems was a knowledge of diseases in the course of social progress. Therefore, Marx can only be called a social patho…"

"We must expel the Tartar barbarians (Manchus) to restore China to the Chinese."

"In the construction of a country, it is not the practical workers but the idealists and planners that are difficult to find."

"Class war is not the cause of social progress; it is a disease developed in the course of social progress. The cause of the disease is the inability to subsist, and the result of the disease is war."

"To understand is difficult; to act is easy."