can bitcoin be exchanged for real money, Knowledge graph

Main thinking = buying and selling logic, following the main capital movements to control positions.Investment is the process of recognizing "economy, policy, value, main force, cycle, mood, position and signal".Fear comes from the unknown, and greed comes from want.

Value investment = an undervalued company that finds and holds sustainable profitability for a long time.Value investment = an undervalued company that finds and holds sustainable profitability for a long time.

Fool's main control panel = value investment+main thinking!Value investment = an undervalued company that finds and holds sustainable profitability for a long time.