My father started growing very quiet as Alzheimer's started claiming more of him. The early stages of Alzheimer's are the hardest because that person is aware that they're losing awareness. And I think that that's why my father started growing more and more quiet.
“It may take practice to think more positively and more compassionately, but just as you must train a puppy to behave the way you want it to, you must train your mind to behave itself. Otherwise, like the puppy, your mind will just make a lot of messes.”