One doesn't have to get anywhere in a marriage. It's not a public conveyance.
There is nothing like the bootless solitude of those who are caged together.
What makes you imagine ... that anything of importance can be taught in a school?
Art and psychoanalysis give shape and meaning to life and that is why we adore them, but life as it is lived has no shape and meaning.
People who boast of happy marriages are, I submit, usually self-deceivers, if not actually liars.
A long marriage is very unifying, even if it's not ideal, and those old structures must be respected.