If you have a vaccine or an antidote that people can benefit from you're not going to want to keep it to yourself. You're going to want to spread that wisdom or whatever to as many people as you can so everybody can benefit from it.
Focus on the mind and the soul. Read. Study. Enrol in a course of lectures. Pray. Become a member of a religious congregation. Study the Bible or other ancient works of wisdom.
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The most excellent and divine counsel the best and most profitable advertisement of all others but the least practiced is to study and learn how to know ourselves. This is the foundation of wisdom and the highway to whatever is good.
