Philosophy and Religion

I recently stumbled upon an excellent Q&A in defense of objective beauty. What are your thoughts? Is he right or is he missing something?

What is your argument for the existence of objective beauty?

The argument I like best is about why flowers are beautiful. Flowers evolved to attract insects, and insects evolved to be attracted to flowers. But this explanation leaves a massive gap: it only explains why insects like flowers. So how is it possible that something that evolved to attract...