Found there:
“To pursue the problem of church discipline to the depth of its rootedness and the breadth of its branchings out is to be referred to the [very] center of theological thinking. Indeed, of all of the questions that beset the church today and demand resolution, I know of none upon which the themes of theology converge so decisively, none whose resolution is so urgent and would be of such fundamental and far-reaching significance, as that of church discipline.”