Don't Think...Feel
While practicing don't think about chi or of rolling the dantien. Feel the body and loosen the body.
Chen Taiji Academy: Senior students of Grandmaster Wang Hai Jun (Wang Haijun) teach individuals and classes in the fundamentals, principles and forms of the original Taiji from Chen Village, Chen Jiagou, China. These students teach and train in the eastern part of the United States.
While practicing don't think about chi or of rolling the dantien. Feel the body and loosen the body.