It might not be. Check out these articles about it:
Parental praise and children’s exploration: a virtual reality experiment
The effects of praise: 7 evidence-based tips for using praise wisely
Parenting: Don't Praise Your Children!
The time-management expert, Alan Lakein, called this the "Swiss Cheese" method. You poke a hole in your project. After you poke enough holes in a project, there isn't much left. A large project becomes easier and easier to tackle the more holes you poke in it. Also, when you don’t have the time or motivation to tackle your project, you can do some small thing that moves it forward, even a little, and that will do two things: It will improve your mood, and it will make the project a little less intimidating.
Adam Khan is the author of Principles For Personal Growth, Slotralogy, Antivirus For Your Mind, and co-author with Klassy Evans of How to Change the Way You Look at Things (in Plain English). Follow his podcast, The Adam Bomb.