Polite and Less Awkward
I don't know how it is in other countries, but in America, greetings are a part of life just like flushing the toilet or saying "bless you" when someone sneezes. They require little effort and are the polite thing to do. Polite speech is not only what we are taught from a young age to interact with others but it also eliminates the uncomfortable interactions that Americans have become weary of. Imagine checking out at a grocery store and the cashier saying absolutely nothing. You stand there in awkward silence and when you finally grab your bags to walk out, you don't even get a "have a nice day". It's hard to picture, if you ask me because I've never experienced it and I'm guessing you haven't either. Polite speech is second nature and even though there is an underlying understanding that neither of us care how the other person is actually doing because we will probably never see each other again, we still spit out the "how are...