私なんか、親戚に会うと引け目を感じてしまうわ。
I feel not quite up to snuff when I meet my relatives.

何か拭いがたいひけ目を持った少年が、自分はひそかに選ばれた者だ、と考えるのは、当然ではあるまいか。
Isn't it natural for a young man with a hard to shake reservedness about himself to think that he is secretly the chosen one?