鹪鹩栖息在密密的深林,只不过占有一根树枝;偃鼠在河边饮水,只不过喝了满满一肚子。
You don't learn to walk by following rules. You learn by doing, and by falling over.
地球并非刚体,其对力的响应必须用适用于可变形介质的方法来处理。
"Books are the keys to understanding ourselves."
Opportunities don’t happen; you create them.