I know exactly what you mean! Just talk to then and tell them what up u don't have to tell them why u have trust issues that up to you but just let them know! It will help in the long run trust me! And try to let then in a little more that will help too!
By having a positive attitude, and not sending an insult back to someone who tries to give you helpful advice. In your last question you commented that I must be stupid.... Well, Maybe I am, but I wouldn't go as far as name calling... Would you call that an attempt in trust?