Liberal democracy may constitute the "end point of mankind's ideological evolution" and the "final form of human government."

永远不要让自尊心妨碍你做正确的事。

Grief is not linear. It doesn't follow a neat trajectory from denial to acceptance.

科学中最重要的事情是不怕看起来愚蠢。

I'm not a heart, I'm a brain.