"Structure Element jhbl1q2-Qd1e4004" . . . . . . . . . . . . . . . "8" . ", Liber I, Liber I, Prologus, Liber 1, Quaestio 2, Ad oppositum, Prima ratio ad oppositum, jhbl1q2-d1e3984" . "jhbl1q2-Qd1e4004" . . "\n arduum scandere \n opus ultra vires agere\n " . . . . .