Uniformity is not a sine qua non, and this is where Pepin-Robarts in reminding us of the opting in and opting out facilities and raising the compensation in opting out provided the opportunity if there is a spirit of goodwill and of pragmatic compromise for working out arrangements to accommodate the increasing pluralism in our federal society.
Conformity isn't a requirement.
( z1 require :polarity - :ARG1 ( z2 conformity ) )