《旧唐书·列传·卷三十》
皇子幼年，有的授任为刺史，陛下难道不是用王的骨肉，镇压护卫四方？
皇子幼年，或授刺史，陛下岂不以王之骨肉，镇扞四方？
The princes are young, and some of them are appointed as prefects. Is Your Majesty not using the flesh and blood of the king to suppress and guard the four directions?