QuoteCompassion tends to make people try to help.
I hope, Scott and Kalosyni, that Diogenes of Oenoanda will allay your concerns on that point!
I have not brought Lucretius into the discussion, and probably there are other omissions as well. But, Alas! I have just received in the mail two books; one by David Sedley, and the other by Michael McOsker; so I'll be turning this evening's attention in that direction!