The assumption is that life doesn't need to be navigated with lessons. You can just do it intuitively. After all, you only need to achieve autonomy from your parents, find a moderately satisfying job, form a relationship, perhaps raise some children, watch the onset of mortality in your parents' generation and eventually in your own, until one day a fatal illness starts gnawing at your innards and you calmly go to the grave, shut the coffin and are done with the self-evident business of life.
Perhaps it is true that we do not really exist until there is someone there to see us existing, we cannot properly speak until there is someone who can understand what we are saying in essence, we are not wholly alive until we are loved.
Our minds are susceptible to the influence of external voices telling us what we require to be satisfied, voices that may drown out the faint sounds emitted by our souls and distract us from the careful, arduous task of accurately naming our priorities.
Sublime places repeat in grand terms a lesson that ordinary life typically teaches viciously: that the universe is mightier than we are, that we are frail and temporary and have no alternative but to accept limitations on our will; that we must bow to necessities greater than ourselves.
We should read other people's books in order to learn what we feel; it is our own thoughts we should be developing, even if it is another writer's thought that help us to do so.
Year-end financial statements express a truth about office life which is no less irrefutable yet also, in the end, no less irrelevant or irritating than an evolutionary biologist's proud reminder that the purpose of existence lies in the propagation of our genes.