The attention-worthiness of any particular concern is relative to other items you could be choosing instead.
Will you watch TV or read a book? Will you go on a date or work on your Internet business? Will you get up early and exercise or sleep in late?
Whenever you give your attention to one concern, it means you’re withholding your attention from all other possible concerns. This entails a hidden cost of the potential value of the items you’ve declined to pursue.
If you had used your time differently during the past 5 years, you could have an extra million dollars in the bank. Another path might have led you to travel through dozens of different countries. And still another path might have you looking at a very fit and sculpted body in the mirror right now.