He believed that it was constitutional because although there were issues, there was no establishment in any way because the people were reimbursed regardless of their religion and the money was given to parents and not any religious institution. Since it was done this way, there was no breaking of the establishment clause.
they could be part of a community of like-minded citizens
For over three centuries during the Song dynasty (960–1279) China experienced sustained growth in per capita income and population, structural change in the economy, and increased pace of technological innovation. ... In north China, the main fuel source for ceramic kilns and iron furnaces shifted from wood to coal.