All Lessons Matter Because the Children are Watching
As a former teacher, I think our ideas of teaching others has become somewhat skewed. It seems that teaching is somehow congruent with lecturing, admonishing, grading. While those are definitely methods used in the modern school system, it is not the most effective way to teach children. The most effective method to teach children is by example.
How do you want to be defined? By one action? By some opinion that could evolve? By a mistake, regrettable only with hindsight? Or by the sum of your parts? Okay, do that for other people. Start the trend.