 “ Those who seek moral perfection, full self-fulfillment, high happiness ” are opposed to “ the constraints of matrimony and childrearing.
<fluency>  “ Those who seek moral perfection, full self-fulfillment, high happiness ” are opposed to “ the constraints of matrimony and childrearing.
 " Those who seek moral perfection, full self-fulfillment, high happiness ” are opposed to “ the constraints of matrimony and childrearing.