Endurance is a term that means to endure, and usually what you are being asked to endure is not pleasant. If you have great endurance then you will stick to reaching your goals no matter how tough things get. A marathon runner requires endurance to go the full distance without giving up, and this shows the incredible strength and character that the runner has.
Yes I love him. I love him more than anything else in this world and there is nothing that I would like better than to hold on to him forever. But I know it's not for the best. So no matter how much my heart is going to break, I've got to let him go so he can know just how much I love him. Maybe if I'm lucky, he'll come back, but if not, I can make it through this