I taught a class on this and many other "life skills" for years. I could not agree with you more. If you are interested, check out my article titled "I Taught the Class Everyone Says Needs to Be Taught." Check it out if you have the time and inclination: https://medium.com/age-of-awareness/taught-the-class-everyone-says-needs-to-be-taught-64fa40ea3496?sk=ba8420dfb59e84da79b38839895c3a84