If you have internal walls to prevent you from being hurt (possibly again) or from allowing people to really get close to you and to know you, then ask yourself if you are truly benefiting from them? I know someone who has managed to build strong and big walls to protect her emotionally and mentally from anyone coming into her life. On the surface she is charming, attractive, very smart and vivacious and fun. That is the side she presents to the world. She gets along well with her business colleagues and others, but she is now 50 years old and totally alone. She has kept everyone at arms' length for so many years that she has only a couple of friends from earlier years who live in other states so she may or may not have a telephone conversation with them a couple of times a year. She has avoided personal relationships because of the damage done to her by two relationships when she was young and had her heart broken.
As we get older we rely more and more on our friends and family. When our parents are gone, and if we are not close to siblings or have none, we are going to need our spouses, significant others, and friends.
Have you done anything to wall yourself off from others? If so, think carefully about it and realize that before it is too late it is time to tell yourself daily to