What is the major idea of “An Essay on Man”?

Following are the major ideas in Essay on Man by Alexander Pope :
- a God of infinite wisdom exists;
- He created a world that is the best of all possible ones;
- the plenum, or all-embracing whole of the universe, is real and hierarchical;
- authentic good is that of the whole, not of isolated parts;
-self-love and social love both motivate humans' conduct;
- virtue is attainable;
- ''One truth is clear, WHATEVER IS, IS RIGHT.
- ''The Essay on Man appears to be the most beautiful didactic poem, the most useful, the most sublime that has ever been composed in any language.

Source: cliffsnotes.com