These are five of the best reasons to move on and hold your head up high. She made this decision because she had the courage to live authentically and soccer was no longer bringing her joy for the time required to play at the highest level.
Quitting sometimes may mean catching a breather.
Quitting had always felt slightly immoral to me, or else spineless: you were betraying others, or else you were simply giving up. It was time to leave; it was necessary. It doesn't matter what others think. In some cases, this drop in motivation comes out of a perceived glass ceiling at your company.
Quitting full-time work to go back to school, relocate for a better opportunity or pursue a different field are some acceptable reasons for quitting your job.