Something no one will really ever truly achieve. No matter how much they hold it in their palms it will eventually slip through the cracks at the slightest feeling of uncertainty. While partial contentment can be sustained for a brief time frame, it is not an enduring sentiment.
John: I feel complete contentment with my life at the moment.
Jennifer: Really? I heard your ex is already dating....
John: I'm going to go jump off a bridge now.