Such behaviour is regarded as all too human, with the underlying assumption that other animals would not be capable of this finely developed sense of grievance.

这种行为是人的天性，最基本的假定是其他动物不可能有这样发达的抱怨能力。

Such behaviour is regarded as “all too human”, with the underlying assumption that other animals would not be capable of this finely developed sense of grievance.

这种行为被看作是“人之长情”，他潜在的假定就是其他动物不可能有这种高度发达的不公平意识。