Putting yourself first can be a good thing if someone continues to abuse, take advantage, letting go makes a person stronger!
I’ve gotten to the point in my life that I don’t need to protect myself from my own negativity. Find the happy in your ness! ~ Erica White
Did you know if you submerge yourself completely hair and all in the water, it washes off the negative energy. Try it, it works and what have you got to lose but negative energy. ~ Mary Gerdes
Things that make you sad in life 
Keep your mind occupied with something 
What you think about yourself means everything 
Forget about all the people who make you sad