Full Idea
Moore describes rightness and beauty as the two main value-attributes, apart from goodness.
Gist of Idea
The three main values are good, right and beauty
Source
report of G.E. Moore (Principia Ethica [1903]) by W. David Ross - The Right and the Good §IV
Book Reference
Ross,W.David: 'The Right and the Good' [OUP 1930], p.116
A Reaction
This was a last-throw of the Platonic ideal, before we plunged into the value-free world of Darwin and the physicists. It is hard to agree with Moore, but also hard to disagree. Why do many people despise or ignore these values?