Redesigning High School from Scratch

If you were redesigning high school education from scratch, what material would you include in the curriculum (assuming it's a well funded high school), that is generally not taught in high schools today? Some classes that I might want to include are: Thrive: staying happy and healthy. This could include:  Cognitive-behavioral therapy skills training (to help ward off depression and anxiety)Emotional control strategies from dialectical behavioral therapyBehavioral activati...
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