When the child begins to think and to make use of the written language to express his rudimentary thinking, he is ready for elementary work; and this fitness is a question not of age or other incidental circumstance but of mental maturity.
More Maria Montessori quotes :
Now, what really makes a teacher is love for the human child; for it is love that transforms the social duty of the educator into the higher consciousness of a mission.Maria Montessori
In the first three years of life, the foundations of physical and also of psychic health are laid. In these years, the child not only increases in size but passes through great transformations. This is the age in which language and movement develop. The child must be safeguarded in order that these activities may develop freely.Maria Montessori
It is surprising to notice that even from the earliest age, man finds the greatest satisfaction in feeling independent. The exalting feeling of being sufficient to oneself comes as a revelation.Maria Montessori