"If people are trying to bring you down, it only means that you are above them"
Just like in school, there are bullies at workplace as well. However, unlike schools, the bullies are more professional, where physical abuse is no longer their activity. Bullying at workplace can be so refined that, as a victim, you might not even aware that you are being bullied.
To avoid yourself from being bullied, first you have to recognize the act of bullying itself. There are are several acts that are obvious, where you can recognize it immediately: