Long story short, you must 'treat with and behave toward all the governments, nations, communities, kings and subjects with the utmost sincerity, trustworthiness, straightforwardness, love and kindness.'
Kindness is a long game—children don’t learn it overnight, and neither do adults—so it requires commitment, constancy, and a lifetime of practice. Use kindness as a main measure of your parenting, though, and you’ll inevitably raise kind kids.
Read more, in my article below!