Indeed, everyone we know is not necessarily good or bad. Good friends will be happy if you succeed, Good friends always honest with what is expressed, able to accept you what it is.but if you have not found these characteristics you should not be "too intimate" if you do not want to fail to get along. But if the sign is reduced yes you can "glue back" and assume a loyal friend (has changed).
The characteristics of your friends are not good (evil)
1.Always be selfish
2. Very stingy
3. Just use you
4. Love lying
5. Double-faced
6. Plunge you into a crime pit