It’s the symbol of freedom because kids in north America are locked up until they start to drive. Since you can’t walk or cycle without risking your life, parents have to drive their kids everywhere until they are old enough to drive. This then is perceived as liberation.
Of course car centric infrastructure is the reason you need to be driven in order to be safe. It’s the product of decade long lobbying by the car industry.
Both for me, plus “Take me home, Country roads”
Anyone of these three can kill my mood in an instant and make me want to break the neck of everyone happily singing along.