Fear of causing unwarranted pain to another - hesitation in reaching out, betraying, perhaps, too tender a concern.  Maybe a fear that the reaching out may lead to rejection.

Yet, if that heart has already been touched, what real basis can there be to tremble, nostr:npub1dsdgn279kkzrmuxxq2v686l26k8u97hjkve342zlpqcfsqk4xtpstkl2mp?  The power of fear is always greatest in anticipation, I think.