Thematic Bible: Summed up by Christ

and one of them, which was a doctor of law, asked him a question, tempting him, and saying, "Master, which is the chief commandment in the law?" Jesus said unto him, "'Thou shalt love the Lord thy God with all thine heart, with all thy soul, and with all thy mind.' read more.
This is the first and that chief commandment. And there is another like unto this: 'Thou shalt love thine neighbor as thyself.' In these two commandments, hang all the law and the prophets."