过去是一个跟随我们的影子，总是存在，总是影响。

Happiness is not just the absence of sadness; it's the presence of meaning.

Take one simple thing — almost anything — but take it extremely seriously， as if it was the only thing in the world， or maybe the entire world is in it — and by taking it seriously you’ll light up the sky.

应对不自由世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反叛。