How can you pull one of your classmates who is cyber-addicted back to the normal life?

Step1
Show Sympathy
Be sympathetic to her concerns. I'm guessing here, but I think this shows empathy with her and that you're open to hearing what's on her mind.

Step2
Relate to Her
What she is telling you may sound like total nonsense to an adult. But stay with her and try to see the issue through her eyes.

Step3
Give the Advice You See Fit
Adults should have a better world view than teens. Share your wisdom, even if they don't accept it at first.

Step4
Reassure Her
Try to rebuild her self esteem with some reassuring words. Tell her how terrific she is. Remind her of her many qualities