Full Idea
For Baumgarten, Beauty is the Perfect (the Absolute), recognised through the senses; Truth is the Perfect perceived through reason; Goodness is the Perfect reached by moral will.
Gist of Idea
Perfection comes through the senses (Beauty), through reason (Truth), and through moral will (Good)
Source
report of Alexander Baumgarten (Aesthetica [1739]) by Leo Tolstoy - What is Art? Ch.3
Book Reference
Tolstoy,Leo: 'What is Art? and Essays on Art', ed/tr. Maude,A [OUP 1975], p.92
A Reaction
At last, after many years of searching, I have found the origin of that great trio of ideals: Beauty, Goodness and Truth. Tolstoy sneers at them, but a person could do a lot worse than spending their lives trying to promote them.
Related Idea
Idea 23760 All we need are the unity of justice, truth and beauty [Weil]