Verb
To blame oneself for something; to acknowledge a fault.
I take responsibility for my poor choice; it was my fault.
To accept blame, punishment, or accountability for something within one's role or chain of command, especially when a leader protects the subordinates who caused the problem.
"I take full responsibility for my own actions and for those of my Administration. As angry as I may be about activities undertaken without my knowledge, I am still accountable for those activities." — Ronald Reagan (1987)
To accept or take on an obligation or liability.
The new captain will take responsibility for the ship at the beginning of January.
Find your place on the planet. Dig in, and take responsibility from there. Gary Snyder
Optimism is a strategy for making a better future. Because unless you believe that the future can be better, you are unlikely to step up and take responsibility for making it so. Noam Chomsky
If it's never our fault, we can't take responsibility for it. If we can't take responsibility for it, we'll always be its victim. Richard Bach
Whatever happens, take responsibility. Anthony Robbins
Take responsibility for the energy you bring. Jill Bolte Taylor
Whenever a warrior decides to do something he must go all the way, but he must take responsibility for what he does. No matter what he does, he must know first why he is doing it, and then he must proceed with his actions without having doubts or remorse about them. Carlos Castaneda