If you need a god to be moral you have a very weak sense of morality. (religion.blogs.cnn.com)
He will not, if he can help it, so openly depart from the original doctrine that thought is merely weaker sense. (customcollegeessays.com)
According to Bosland, some elderly people wind up with a very weak sense of taste, while others maintain good sensory sensation in their mouths until they die. (livescience.com)