Based on the context and the answer, generate a question. 

Context: Normally I have a pretty high pain tolerance , too . This is the girl who pierced her own nipple in 11th grade with a straight pin one afternoon because she was bored . Who had a friend pierce her belly button with a diaper pin the same year . Both times totally sober .

Answer:

Low Self esteem .



What may be the reason why speaker feels the need to prove herself ?