Schools must first train the children in the principles of religion

Schools must first train the children in the principles of religion, so that the Promise and the Threat recorded in the Books of God may prevent them from the things forbidden and adorn them with the mantle of the commandments...

(Tablets of Bahá’u’lláh, Kalimát-i-Firdawsíyyih)

https://www.bahai.org/beliefs/universal-peace/articles-resources/universal-education-quotes