'Need' in the Bible

But if any man thinks that he is behaving inappropriately toward his virgin, if she is past the flower of her age, and if need so requires, let him do what he desires. He doesn't sin. Let them marry.

The eye can't tell the hand, "I have no need for you," or again the head to the feet, "I have no need for you."

whereas our presentable parts have no such need. But God composed the body together, giving more abundant honor to the inferior part,