Pffft, is that meant to be a bad thing? The less friends you have, the better. Independence is important in today's world- friends can easily stab you in the back!

What you want is allies. People sworn to stick with you no matter what. Casual 'friends' are just weaklings reaching out for bonds in order to justify that they're not completely useless.

[...And then she remembers she's talking to a kid.] What I'm trying to say is, your mom isn't doing anything wrong.