理论物理学对物理学家而言，就像望远镜对天文学家一样重要。

The more determinedly I exist, as myself, within the conditions of the time, the more clearly I shall hear the language of the past, the nearer I shall feel the breath of universal history.

Paper can be permanent if you respect its characteristics and design accordingly.

照片实际上是所指的散发。从一个真实的身体，曾经在那里，发出的辐射最终触及到我，我在这里。