changing a mind is in my mind more brutal than imprisonment.
We are equal in our rights to pursue happiness, but pretty different in attitude and
moral conscience.
I think you already gave the answer: education, that is improve ourselves and
the world will be a better place were to spend life.
Your words clearly stem from an inside 'feeling', and there is no machine or
book or whatever -- as far as I know -- that will produce either good or bad feelings for the ones who are lacking.