Maybe they're just not into it? Some people enjoy living alone without a committed relationship.
A lot of users in this thread assume that everyone's goal is to marry and have children. A lot of people are not interested in that, partly because they have other interests, and partly because the social pressure is not as strong as before.
A lot of users in this thread assume that everyone's goal is to marry and have children. A lot of people are not interested in that, partly because they have other interests, and partly because the social pressure is not as strong as before.