Of course, signing up for Facebook is completely voluntary in a legal sense. No-one can strong-arm you into creating an account.
My point is that social pressure can often make people do things that they don't really want to do. And sadly, many people do not have the courage to stand up to their peers and tell them no.
It's more common in US culture to do that, and largely encouraged by US societal norms, but that isn't always the case in other cultures. This is based on my experience growing up outside of the US (and also spending time in high school and college in the US).
My point is that social pressure can often make people do things that they don't really want to do. And sadly, many people do not have the courage to stand up to their peers and tell them no.
It's more common in US culture to do that, and largely encouraged by US societal norms, but that isn't always the case in other cultures. This is based on my experience growing up outside of the US (and also spending time in high school and college in the US).