即使在坟墓里,一切也未必全失。
Truth is eternal, knowledge is changeable.
Sustainability isn't an option - it's our responsibility to future generations.
最伟大的定理是那些揭示隐藏联系的定理。
这寡独的黄昏,幕着雾与雨,我在我的心的孤寂里,感觉到它的叹息。