Objects have always been carried, sold, bartered, stolen, retrieved and lost. People have always given things to other people.

科学的目标一方面是尽可能全面地理解感觉经验之间的联系，另一方面是通过使用最少的基本概念和关系来实现这一目标。

The universe is not only stranger than we imagine, it is stranger than we can imagine.

他们不可能打倒我。若要打倒我除非就是杀掉我！

We know so little about each other. We lie mostly submerged, like ice floes, with our visible social selves projecting only cool and white.

可持续性需要大胆的愿景和不懈的执行。