He says the extent and quality of long-term literacy is important to individual economic success and quality of life in a community and a nation.

VOA: special.2009.03.27

I know the quality of individual in this room.

我知道这间教室每一个同学的才能。

麻省理工公开课 - 固态化学导论课程节选

Controlling quality because cloned animals are all genetically identical and so you wouldn't have variability that way, and so potentially you could have - pick an individual that has a really good quality meat and always reproduce that same thing.

克隆动物食品的品质具有可控性,是因为它们有相同的基因,所以动物个体的品质没有差异,所以假设你能够挑选出一个这样的个体,它的肉质非常好,就能利用该技术反复制造,完全相同的肉类产品

耶鲁公开课 - 生物医学工程探索课程节选