The most important fact about the subject of education is that there is no such thing. Education is not a subject and it does not deal in subjects. It is instead the transfer of a way of life.
When self control is lacking in small things, the ability to apply it to matters of importance withers away. Every day in which one does not at least deny himself some trifle is badly spent and a threat to the day following.
Mental violence has no potency and injures only the person whose thoughts are violent. It is otherwise with mental non-violence. It has potency which the world does not yet know.