Obviously he would not have become a famous philosopher had he confined himself purely to listening to others. Nor would he have been sentenced to death. But he just asked questions, especially to begin a conversation, as if he knew nothing. In the course of the discussion he would generally get his opponents to recognize the weakness of their arguments, and, forced into a corner, they would finally be obliged to realize what was right and what was wrong.
Maybe this is the essence of teaching
