[Voice]
If it was based purely on logic then as a warden of a prison, Sentience would be far less kind to us then it is and it's authority would be more absolute.
But if Sentience desires to be kind to us, as well, then encouraging based purely on logic may not work as you wish. Maybe you should have a second argument prepared.
[And be prepared that Chuck may have to prove that such a system could work, firsthand.]