There's an old adage that you only live once. As far as we know, that's pretty much true. And we also know that the average human on Earth has a lifespan of roughly around 80 years, based on a lot of issues. And the problem you have in life is you're always racing up against that limitation. And if you don't get what you want in life, well, you pretty much ultimately, your time out, you run out of time.