我們銀河系的中心是一個(gè)極端物理學(xué)發(fā)生的迷人地方，能研究它是我的榮幸。
To be a poet is to have a soul so quick to discern, that no shade of quality escapes it.
隨著距離的增加，我們的知識(shí)逐漸消失，而且消失得很快。最終，我們到達(dá)了模糊的邊界——我們望遠(yuǎn)鏡的極限。
The most important part of teaching is to teach what it is to know.