Really, all these things are potentially interesting possibilities and the question is what makes most sense?

实际上,上述这些都是可能的潜在原因,问题是哪一个才是主要原因

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Or are you going to say that that will only take us so far, and it's the conditions that are messed up, and we have to do something about the conditions to make it easier for people to make healthier choices?

还是认为上述做法见效甚微,问题关键在于混乱的饮食环境,我们应该先改善周遭环境,使得人们更容易作出更为健康的选择

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选