The world is indeed full of peril, and in it there are many dark places; but still there is much that is fair, and though in all lands love is now mingled with grief, it grows perhaps the greater.
世界确实充满了危险，其中有许多黑暗的地方；但仍然有许多美好的事物，尽管在所有土地上，爱现在与悲伤交织在一起，但它或许因此变得更加伟大。
没有执行的创新只是空想。
对于人类曾经信仰的大多数神，我们都是无神论者。有些人只是更进一步，连一个神都不信。
天文学中的精确测量为理解宇宙打开了新的窗口。
The difference between correlation and causation is not just academic—it can have profound policy implications.