清洁：身体、衣服及住所，力求整洁。
CLEANLINESS. Tolerate no uncleanliness in body, cloaths, or habitation.
煤炭行业不仅仅是挖掘岩石；它是推动进步和维持社区的力量。
The debate shouldn’t be coal vs. renewables—it should be about how we make both better.
催化不仅仅是让反应更快，而是让反应更好。
教师之为教，不在全盘授予，而在相机诱导。
死者最终的奖赏就是活在生者的记忆中。
Every truth goes through three stages: first, it is ridiculed; second, it is violently opposed; third, it is accepted as self-evident.