(it's) not the end of the world
(idiomatic) (It's of) minor importance, at least not as important as it first seemed.
Don't worry; it's not the end of the world if he doesn't attend.
I told my therapist I was having nightmares about nuclear explosions. He said don't worry it's not the end of the world. Jay London
At this point, I feel like I can allow myself to be goofy and take more risks, and even if I do fall on my face, I know it's not the end of the world and at least I tried to do something different. Dave Franco
Heaven is important, but its not the end of the world. N.T. Wright
It's not the end of the world to lose. Andy Murray
People get mad Annabel. Its not the end of the world. Sarah Dessen
It's not the end of the world. Worse things happened at sea. Spanish Proverb