Po: Maybe I should just quit and go back to making noodles.
Oogway: Quit, don't quit? Noodles, don't noodles?
You are too concerned about what was and what will be.
There is a saying: yesterday is history,
tomorrow is a mystery,but today is a gift.
That is why it is called the "present."
Source: Kung Fu Panda (2008)