For wayward monkeys like me with a preternatural anti-establisment streak and a history of insubordination issues, this phrase stood for everything oppressive, confining and soul-crushing about Indian education.
Nec Dextrorsum, Nec Sinistrorsum - the proverbial Procrustean bed. Too far to the left and you will be get one nice thappad on your head. Too far to the right, six lashes on your bum. On straight on like a bakra and everything will be just right.
Cottons Boy2: What a great idea! And I have some khodays rum on me which I am going to smuggle in! Full party today!
PT Master (hitting two boys on the head with duster): Bleddy idiots! Stop talking all this nonsense. Remember our school motto: Nec Dextrorsum, Nec Sinistrorsum. You two are a disgrace!