3. Your Life is This Riddle

RIDDLE 3:

“It’s said we all have one, those who believe never doubt, that everyone is included, no one is left out, we also say it to mean there’s only one, and when it’s spelled differently, we use it to run, but wait, don’t be confused, ’cause I’ll give you some pity, when spoken out loud, it’s the name of a city, What word am I?”