When a man asks himself what is meant by action he proves that he isn't a man of action. Action is a lack of balance. In order to act you must be somewhat insane. A reasonably sensible man is satisfied with thinking.

Summary

This quote suggests that true action requires a lack of hesitation and inner reflection. The individual who questions the meaning of action shows that they are not inclined towards taking action themselves. It implies that taking action requires a disruption of one's mental and emotional equilibrium, pushing them somewhat into a state of insanity. The quote signifies that those who are content with rational thinking alone are not driven towards true action.