of
Φιλοκαλοῦμέν τε γὰρ μετ' εὐτελείας καὶ φιλοσοφοῦμεν ἄνευ μαλακίας -> Our love of what is beautiful does not lead to extravagance; our love of the things of the mind does not makes us soft.
Τhucydides, 2.40.1
about: P. and V. περί (gen.), V. ἀμφί (gen. or dat.).
of itself spontaneously: use adj., P. and V. αὐτόματος.
what of that? P. and V. τί ταῦτα;