Read the text and determine if the sentence is true:

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.

Sentence: Constancy is not an absolutely necessity.