οὗτος ἐγὼ ταχυτᾶτι· χεῖρες δὲ καὶ ἦτορ ἴσο → this is my speed: my hands and heart are its equal, such am I for speed; my hands and heart are just as good
assume as a basis: P. ὑπολαμβάνειν, ὑποτίθεσθαι, τιθέναι, (or mid.).
be posited: P. ὑπάρχειν, ὑποκεῖσθαι, V. ὑπεῖναι.