There are no keys to success - only tools.

It might come a time to not follow your passion, so to speak, although it must be prioritized. It may be the case that your passion will serve as the medic, your peace of mind, alongside a higher calling, with your higher calling being the point man.

Competition works best in sports, but humans get addicted to stuff.

Ingredients to success: know what you do well, know what to do well, and know someone who's swell.

Wherever there is abuse there is also corruption. Politics, philosophy, theology, science, industry, any field with the potential to affect the well-being of others can be destroyed by abuse and saved by good will.