moral nature, n.All

Moral nature (n.) is ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠like a duck's legs or a crane's: what is long in it cannot be cut off, nor what is short be stretched, without pain.