Man has to follow righteousness. He has to cultivate love. he has to live in peace. He has to observe nonviolence.
Observe the laws of the state and be an exemplary citizen.
If one' s conduct is to be right and proper, one should carefully observe the disciplines regarding diet.
The Moral Law is inexorable, so follow it, observe it, and you will reach your goal, God is the perfection of the Moral Law.