Ἐὰν ᾖς φιλομαθής, ἔσει πολυμαθής → If you are studious, you will become learned.
Ar. and P. ἀνθρωπείως, P. ἀνθρωπίνως.
humanly speaking: P. κατὰ τὸ ἀνθρώπειον.