相机是遇见世界现实的一种流动方式。

理论物理学不仅仅是解方程，它关乎理解现实的本质。

So that morning in 1962 I told myself: Let everyone else call your idea crazy . . . just keep going. Don’t stop. Don’t even think about stopping until you get there, and don’t give much thought to where “there” is. Whatever comes, just don’t stop.

心是指南针，但并不总指向北方。