Any Puritan resources on the subject of handling disappointment? Presumably it touches a bit on contentment but, I am not certain they are the exact same.
“The Rare Jewel of Christian Contentment” by Jeremiah Burroughs is a wonderful book. It covers all that you are asking about. My copy is thoroughly marked up.
<p>Practical and biblical ways to remedy the spiritual disease of a spirit of discontentment. Marked by sanity, clarity, aptness of illustration, and warmth of appeal to the heart. 232pp.</p>