I still think this ties with accepting that actions have consequences, that choosing to protect means understanding that there is sacrifice/destruction/"unprotecting" elsewhere. BUT, inaction is not a choice. Inaction is what cost the king his life. He must take action, accepting the consequences.
Where Szeth is using Dalinar as his guide for the law(similar to Amos in the Expanse), Kaladin might need to chose whose version of justice to accept. But before getting there he needs to accepted was essentially Newton's Law: For every action....