toes are overrated是什么意思?

越狱第一季第10集, 在医务室里, Michael和Sara有以下对话:

Sara: This coming from an eighttoed guy locked away in a penitentiary. 

Michael: Toes are overrated.

Sara: Thank you for trying to make me smile.

Toes are overrated是什么意思?

回答:

overrate [ˌəʊvəˈreɪt] v. 对…评价过高; 高估
这句话意思是说人们对脚趾的重要性高估了, 脚趾并没有什么实际用处.