我们都犯有对彼此的罪行。

"To be hopeful in bad times is not just foolishly romantic. It is based on the fact that human history is a history not only of cruelty, but also of compassion, sacrifice, courage, kindness."

Every new planet we find is a step closer to answering the age-old question: Are we alone in the universe?

心理学应该研究心智如何运作，而不仅仅是它包含什么。

The only way to do great work is to love what you do.

所有的暴力都包含一些人强迫另一些人，在痛苦或死亡的威胁下，做他们不想做的事。