κάλλιστον ἐφόδιον τῷ γήρᾳ ἡ παιδεία (Aristotle, quoted by Diogenes Laertius 5.21) → the finest provision for old age is education
P. and V. ἀπορία, ἡ.
inability: P. ἀδυναμία, ἡ.
