Sometimes we must undergo hardships, breakups, and narcissistic wounds, which shatter the flattering image that we had of ourselves, in order to discover two truths: that we are not who we thought we were; and that the loss of a cherished pleasure is not necessarily the loss of true happiness and well-being. (109)
Sometimes customizing is necessary because of an injury or the inability to do, for a short or long period, the kind of exercise you formerly did. When you're used to customizing for fun, doing it under duress won't seem like such an imposition. Either way, experiment until you find activities that make you happy as well as healthy. Choose your exercise using the same criteria you'd apply to choosing a date--that is, attractive to you and able to hold your interest for an hour.
How would your life be different if...You were conscious about the food you ate, the people you surround yourself with, and the media you watch, listen to, or read? Let today be the day...You pay attention to what you feed your mind, your body, and your life. Create a nourishing environment conducive to your growth and well-being today.
If our well-being depends upon the interaction between events in our brains and events in the world, and there are better and worse ways to secure it, then some cultures will tend to produce lives that are more worth living than others; some political persuasions will be more enlightened than others; and some world views will be mistaken in ways that cause needless human misery.