Kierkegaard nailed this long ago, when he said that everything is subjective, and that no wisdom can be transferred from one person to another, except through d

Kierkegaard nailed this long ago, when he said that everything is subjective, and that no wisdom can be transferred from one person to another, except through directly living and experiencing it. (Kierkegaard wanted his gravestone to say 'A person', because after all, who would understand what Kierkegaard was anyway.)