It could be those differences that they experience in their extracellular environment that lead to their choice to either self-renew or to become committed.

有可能就是由于,这种细胞外环境的不同,最终导致它们自我更新,或者成为定向的祖细胞

耶鲁公开课 - 生物医学工程探索课程节选

In a normal, productive, healthy, happy environment, people don't scream at you about how bad you're doing but they compliment how good you are and that could lead to an inflated self-esteem on the part of people in certain domains.

在一个正常，高效，健康快乐的环境里，人们不会大声跟你说你做得有多差,但他们会称赞你做得很好,因而导致人们在某些方面,自我评价膨胀。

耶鲁公开课 - 心理学导论课程节选