ἀγεωμέτρητος μηδεὶς εἰσίτω → no one ignorant of geometry may enter, let no one ignorant of geometry enter, let no one ignorant of geometry come in
P. and V. κακός, πονηρός, μοχθηρός, ἄδικος, κακοῦργος, πανοῦργος.