台湾籍旅美老师今天交给我们的句子是：

The fact that your personality can be affected by being the oldest sibling, middle child, youngest sibling or an only child has been studied for years. Thousands of these psychological studies have been done over many years.
在家中排行老大、中间、或是老幺、独子会影响一个人的性格，这样的研究已经有多年历史。数以千计的心理学研究已累积多年。