So many people expect or demand an explanation. When you do finally get the courage to say a firm “No” and you walk away – best feeling in the world! ~ Bryan Aydelotte
You don’t have to explain yourself when is no is no so simple ( for some like me is hard to say it though) explanation or excuses whatever you want to call it is mostly for you, so you feel better with others something. ~ Hcarmenatty Edith
You need to learn how to say no to yourself when you know that it has a reason to itself. ~ Leeann Tinna
Three things you should know 
Learn to say NO 
People who had the worst past 
Not getting what you want in life