Such an exception, when used sparingly to avoid abuses, can be useful since bequests made by mentally incompetent individuals may well have no rational basis, not even eccentric ones.

• 如果是这样的情况，那么节约的使用遗产以避免滥用将是有益的，因为脑无能者订立的遗嘱缺乏理性基础，他们可能并不是特立独行的古怪人。