The only way to discover the limits of the possible is to go beyond them into the impossible.
We must always question our assumptions and be willing to revise our understanding in light of new evidence.
可持续发展不是选择,而是煤炭行业的必然要求。
林肯的政敌批评林肯有“两面三刀”时的幽默回应。因为就政治人物而言,林肯的长相极不讨喜,像个野猴