salary non profit executive director 3. The cost of accounting earnings is listed in historical cost. Due to the current accounting practice in the enterprise asset is measured at the historical cost in, with the cost nature is the historical cost has been derived from the law of the transfer, so as to determine the income is an important factor in the cost and the historical cost. Realizing the core commitment of blockchain to people's rights - we have experienced systemic failure in social globalization. The failure causes people falling into poverty, lack of education and basic services, have no voice, lack of liquidity and freedom, while the rights of the company was expanding and protection, on the suffering of the poor to achieve development. But in order to better future, we must expand the definition of the word "profit", the economic benefits and social benefits are included, and understand that block chain itself is a social innovation of technical solutions. Solution: as long as the gasoline in the tank is exhausted, the extra gasoline vapor in the tank can be fired into the cylinder by the negative pressure of the engine, and no gasoline vapor will overflow. Propagating the value proposition of the public chain to new participants - redefining "profit" to cover economic and social value.