Yea man, definitely! Inner game is the most important thing. Like I said, things started to change drastically once I started sorting that out. After that comes the outer game. You need a good foundation to build that on. Learning lines and routines while you don't have inner game is like building a house on quicksand. It's not going to work.
There is some good stuff on here, but I really recommend you to read
this. It really changed about how I felt about myself and life in general. Despite the sh*tty cover, there is some really good stuff in there.
Gain confidence, learn to love yourself. If you feel good about yourself, people around it will feel it and they will like you more. Talk to as many people you can, male and female. It will learn you to have a good conversation.