1. As behavioral sciences develop, however, researchers find the importance of speech has been overestimated.
    然而，随着行为科学的发展，研究者发现语言的重要性被高估了。

2. Students detail behavioral guidelines for their room, including acceptable hours for study and sleep, a policy for use of each other's possessions and how messages will be handled.
    学生们订下了详细的宿舍行为准则，包括可以共同接受的学习时间、睡眠时间，动用彼此物品的原则，以及如何处理留言。