"Science is about asking the right questions and being persistent in finding the answers."
释义:事物可能发生一次变化,而人则会经历无数次变化。如果想要不再变化,除非已故命终。
The first essential component of social justice is adequate food for all mankind.
过去是一个跟随我们的影子,一个困扰我们的幽灵。