The brain is wider than the sky,
For, put them side by side,
The one the other will include
With ease, and you beside.
— Emily Dickinson
Dickinson’s poem, “The Brain is Wider Than the Sky” suggests that because the brain contains the perception of the sky (and more besides) it must in some sense be larger than the sky. This might seem like no more than an interesting thought — the kind of thing you momentarily appreciate as a quote on Facebook before forwarding it to your friends and moving on to the next cute cat video.
But this is the kind of thing that becomes very profound when you choose to sit with …