C608 I Am! the Ancient God!
"She's just a child!"
In that moment, Kakashi's concern wasn't solely for Neji; he found himself even more worried for Bai.
The notion that a shinobi is merely a tool held some truth, especially during less peaceful times when their role was more severe and tangible.
But in this era of peace, shinobi, even as tools, aren't expected to lay down their lives at a moment's notice