"The stream of thought flows toward survival."
Science is not just about discovery; it's about understanding and connecting the dots.
年轻人必须为履行生活所赋予他们的职责充实自己,同时要抵制生活的诱惑。
在我看来,人类获得对天体事物的洞察所走的道路,几乎与这些事物本身一样值得惊叹。