“If you and I go around grumbling about ingratitude, who is to blame? Is it human nature—or is it our ignorance of human nature? Let’s not expect gratitude. Then, if we get some occasionally, it will come as a delightful surprise. If we don’t get it, we won’t be disturbed.   Here is the first point I am trying to make in this chapter: It is natural for people to forget to be grateful; so, if we go around expecting gratitude, we are headed straight for a lot of heartaches.”