The meaning of persistence

What is the meaning of persistence, may be a test of willpower, may be the proof of self-choice, may also be the driving force of life beliefs, persistence for life is like a comrade-in-arms, in the charge of the road of life, persistence is to accompany their most solid foundation. When we can persist to do something, we will look back on the process of life is the most strong and strong belief, persistence is like a reflection of our inner self-confidence, when you have confidence in a thing, that's how you stick to it.