Either the process is enjoyable, or you feel accomplished when you are finally done or you have reached a milestone. 

When you finally succeed, but you don’t have the health or someone to share the success with, the project might prove not be be worth it. 

Sunk cost is about the past. Opportunity cost is about the future.

Once you have reached a certain point in a project, in life, or in any activity for that matter, doing more does not necessarily bring your better results. 

Things change and you should change with them. 

Entrepreneurs are especially guilty of this one. You work and you work and fail to take the time and validate your idea first and see if it truly has a potential. Or maybe you are climbing the corporate ladder, but you’ve reached an impasse. 

Everything that you do should have a reason that matters and makes sense to you and you should always be in synch with it.

The sunk cost fallacy is one of the primary reasons you are so afraid to quit anything. It occurs when you tell yourself that you can’t quit because of all the time or money you have already spent. The idea of all of that going to waste is what is keeping you at bay, paralyzed at th...