Because no one is good enough for them .Because they do n't have any desire to .Because of people who have hurt you in the past .Because they do n't need anyone else .
What may be the reason for not allowing yourself to be close to someone ?
Ianto had not reacted , save for a single look in his direction . But inside , he wondered why Owen had asked that ; if it had been Ianto 's choice , he would be doing the exact same thing . How was it possible to feel so close to someone and yet be so far away ?