Don’t think of violence as just killing another human being. Any destruction of life, beyond the need for one's survival is violence.
The word yoga literally means union. When you experience everything as a part of yourself, then you are in yoga.
The fundamental problem with humanity is that everyone is trying to be special. Only when you become ordinary, like a tree, can a greater dimension of life open up to you.
Sadhguru Jaggi Vasudev
(Sadhguru Jaggi Vasudev, or Sadhguru, as he is popularly known, is a self-realized yogi and profound mystic and founder of Isha foundation.)