Love never dies a natural death. It dies because we don't know how to replenish it's source. It dies of blindness and errors and betrayals. It dies of illness and wounds it dies of weariness of witherings of tarnishings.
Liberalism is an attitude rather than a set of dogmas - an attitude that insists upon questioning all plausible and self-evident propositions seeking not to reject them but to find out what evidence there is to support them rather than their possible alternatives.