One of the useful things about age is realizing conventional wisdom is often simply inertia with a candy coating of conformity.
But while ignorance can make you insensitive, familiarity can also numb. Entering the second half-century of an information age, our cumulative knowledge has changed the level of what appalls, what stuns, what shocks.
By the time you kill and mount what you catch, it has lost that very thing that made it worth having. I knew this only as a vague sense of disappointment at age 10; not until later did I recognize it as a metaphor for much of life.