《资治通鉴·晋纪·晋纪二》
当时，朝廷上下都知道太子糊涂愚蠢，不能负起王位继承人的重任。
是时，朝野咸知太子昏愚，不堪为嗣，瓘每欲陈启而未敢发。
At that time, the whole court knew that the Crown Prince was incapable and unwise, and unfit to bear the heavy responsibility of inheriting the throne. 