最有力的艺术往往是最简单的。
The human race has one really effective weapon, and that is laughter.
The coal industry has a critical role to play in providing affordable and reliable energy while we transition to a lower-carbon future.
多线进化是对因对不同环境的不同适应而产生的文化多样形式的研究。
Science progresses not just by answering questions, but by asking better ones.
Internal mental events are irrelevant to the scientific study of behavior.