My brother's behavior is not normal he is behaving very weird stay alone on his room he thinks every one is his enemy left jobs he do not like to interact with people he do not like to go out and in crowd area once we took him. To doctor and doctor told us that he has behavior disorder back 20 years but now we want to take him. To.doctor and he says tha what you think am I mad or what you all want to ruin my life he thinks that every body is him enemy even his mom dad.