That's a position that's not only full of naivety, but also dangerously enabling and permissive.
Why would you advocate for blindly trusting an underdeveloped human whose frontal lobe (the part of the brain that is responsible for self-control, planning, organization, anticipating consequences, and engaging good judgment) is decades away from full maturation?
To be an effective parent, one must integrate a healthy amount of skepticism and distrust. That doesn't mean you're angry, abusive, disparaging, or mean.
The one thing you can trust is that most kids will do dumb, careless, dangerous, and impulsive things.
They are dependents whom at different ages are not yet as intelligent as the smartest breeds of dogs, dolphins, chimpanzees, or elephants yet.
Nobody has suggested they are "property." That's just hysterical nonsense.