"With whom shall I battle, for I am my own enemy? Who will save whom, for I am my own savior? I am my own witness, for my actions and inactions." 

-Dharmarakshita

"Give us grace and strength to forbear and to persevere. Give us courage and gaiety and the quiet mind, spare to us our friends, soften to us our enemies." 

-Robert Louis Stevenson

"It is man's own mind, not his enemy or foe, that lures him to evil ways."
-Buddha