Because a prince is the successor of an emperor or king, who is the leader of a country, and gives a great impact on his environment, he is judged by severer standards than those applied to heirs of other important families or aristocrats, and a minor misconduct which may be acceptable for aristocrats in general could often lead to disinheritance.
太子は一国の元首たる皇帝、国王の後継者であり、周囲に与える影響が絶大であるだけに、通常の名家・貴族の嫡子よりも相当に厳しい基準で判断され、一般の貴族なら容認される程度の不行跡でも廃されるケースがままある。