We shouldn't deny the 'existence' of these problems. [=we shouldn't deny that these problems are present or real]
long before the country had 'come into existence' [=begun to exist; come to have actual being]
I owe my very 'existence' [='life'] to their courage. [=I am alive because of their courage]
(..) She is seeing all of this for the first time. She does not even know what she is. She will kill everything that moves. Do you think the animal is contemplating its own existence? She is learning where she fits in the food chain... and I'm not sure you want her to figure that out. (..)2015 Jurassic World
(..) - Hang up that damn phone, please. Sorry, I'm getting new information. Everything's fine. Let Asset Containment capture it quietly. The very existence of this park is predicated on our ability... to handle incidents like this. It was an eventuality, okay? You should put that in the brochure. (..)2015 Jurassic World