No one who has ever done anything really great or successful has ever done it simply because he was attracted by what we call a 'reward' or by the fear of what we call a 'punishment.'
Maria MontessoriPreventing war is the work of politicians, establishing peace is the work of educationists.
Maria MontessoriA teacher, therefore, who would think that he could prepare himself for his mission through study alone would be mistaken. The first thing required of a teacher is that he be rightly disposed for his task.
Maria Montessori