Carl said he would sometimes steal food or drink warm milk from the cows on nearby farms.

VOA: special.2009.11.01

It wants to eat, drink, pee, poop, get warm, and have sexual satisfaction.

本我追求吃喝拉撒，保暖，和性欲的满足。

耶鲁公开课 - 心理学导论课程节选