Don't buy into the myth that every disease can be cured. Alzheimer's is a prime example. There is no cure and likely won't be for a decade or more.
Don't believe everything you read or hear. Even the best intended advice we read or hear—including this article—is not for everyone. We live in different family situations. We have different personalities.
Don't allow pessimism or depression to rule your life. Taking care of your own health will, in the end, help your care receiver.