Haha, this made me laugh. Actually, I'm single because of my standards and the fact that nothing can interfere with my plan to become a superhero. And that there's no people of the opposite gender openly interested in me that way. So, no to that quote.
Yes. Takes practice and patience, but it is true and necessary. Start daily making small steps toward happiness. It takes courage and change. I've had to lovingly release people from my circle in order to protect my joy. They will be ok and so will you =)