what is your definition and undertanding of perseverance

When you ask someone what perseverance means, they will tell you what it means to them. But if you ask someone else, they will say something different. If you probably asked 10 different people you would get a different response from all of them. It is because everyone has a different understanding and definition of perseverance. Comment on this post saying what your understanding and definition is of the word perseverance and maybe give some examples of people that have showed perseverance.