You take a nine-month-old and for Piaget a nine-month-old is just starting to make sense of objects and their permanence.

你找到一个九个月大的婴儿,在皮亚杰看来,九个月大的婴儿才刚刚发展出,客体以及客体永存性的概念

耶鲁公开课 - 心理学导论课程节选

So, the neural structures change radically as babies kind of get rid of excess neurons through development.

由于婴儿在发展过程中,会清除掉许多多余神经元,因此神经结构会发生急速的变化

耶鲁公开课 - 心理学导论课程节选

And I have up here--This is a picture of Elizabeth Spelke, who is a developmental psychologist who's developed the most research on looking at babies' looking times and what you could learn from them.

这里是一张伊丽莎白·斯皮克的照片,她是一个发展心理学家,在婴儿注视次数,及其意义方面研究颇多

耶鲁公开课 - 心理学导论课程节选

Suppose you hate development; you hate developmental psychology; you hate babies; you hate children; they're not cute; they're ugly; you don't want to have them; you don't want to study them; you're annoyed that we have to discuss them.

假设你讨厌发展,讨厌发展心理学,讨厌婴儿,讨厌儿童,他们不可爱,他们很丑陋,你不想有孩子,也不想去研究他们,你对我们探讨儿童觉得厌烦

耶鲁公开课 - 心理学导论课程节选