Quite beastly this week, isn't it?
I've finally got it down to three left to do, naturally interconnected, although this claim assumes several of the wild guesses I've inserted to be correct.
5D - Did tart pine to be given diamonds? (7)
S?R?C??
I vouch for none of these letters!
Incidentally, if Aristotle really did say what it is alleged he said, why isn't it in the ODQ?