Typical ways we upper-limit ourselves; the most common one is "worry." Worrying is only helpful and valuable if it's something you can take immediate action to make a positive difference. 

When we are in a victim's mindset, we block the positive energy, and we prevent potential breakthroughs from happening.

When we: 

Worry

Blame and criticize

Get sick or hurt

Squabble

And do not speak the truth to those who matter.