Lock up your libraries if you like; but there is no gate, no lock, no bolt that you can set upon the freedom of my mind.
The main task in life is simply this: to identify and separate from the things that are not ourselves, so that we can become ourselves.
Education is the foundation of conservation—people protect what they understand.
Science is the poetry of reality.
「释义」:心中光明坦荡,还有什么需要多言?
We all complete. Maybe none of us really understand what we’ve lived through, or feel we’ve had enough time.