无人应为其天性缺陷受全责；但若不加努力改正，便应受责。

出自汉·桓宽《盐铁论·疾贪》。贪婪卑鄙的风气源自处于上位的统治者，而不在下层民众；对民众的教育、对国民素质的改良在于执政者的措施是否得当，而不在于人民自身的素质。

Claiming your 20s is one of the simplest, yet most transformative, things you can do for work, for love, for your happiness, maybe even for the world.

Sustainability isn't a department—it's how we do business every day.

解析：知道自己还有所不知，这是很高明的。不知道却自以为知道，这就是很糟糕的。