Humanist World" is the foundational platform of economics. On this platform,utility,labor or scarcity,materiality and historical sociality constitute the four characters of wealth. Two entities of wealth are nature matter and materialized labor,which is the social entity of wealth and constitutes the research object of economics. According to different standards,wealth can be classified into the visible wealth and the invisible wealth,the physiological wealth and the psychological wealth,the wealth that satisfies human needs by material form and the wealth that satisfies human needs by ideological form.