You alone are responsible for what you do, don't do, or how you respond to what's done to you.
Darren Hardy
Take responsibility for your own life. If you want to change the world, start by cleaning your room.
Jordan B. Peterson
Take responsibility for your own happiness and well-being.
Mark Manson
We ourselves must walk the path.
Gautama Buddha
A harmless man is not a good man. A good man is a very, very dangerous man who has it under voluntary control.