Final cause; end; purpose of obtaining; cause; motive; reason; interest; concern; account; regard or respect; -- used chiefly in such phrases as, for the sake of, for his sake, for man's sake, for mercy's sake, and the like; as, to commit crime for the sake of gain; to go abroad for the sake of one's health.
My best friend is the man who in wishing me well wishes it for my sake. Aristotle
I love you the more in that I believe you had liked me for my own sake and for nothing else. John Keats
I'm not different for the sake of being different, only for the desperate sake of being myself. I can't join your gang: you'd think I was a phony and I'd know it. Vivian Stanshall
With patient and firm determination, I am going to press on for jobs. I'm going to press on for equality. I'm going to press on for the sake of our children. I'm going to press on for the sake of all those families who are struggling right now. I don't have time to feel sorry for myself. I don't have time to complain. I am going to press on. Barack Obama
I travel not to go anywhere, but to go. I travel for travel's sake. The great affair is to move. Robert Louis Stevenson