'Twas simply yesterday
you'd stepped
up to the window pane,
and saw
that all opacities
had vanished,
you could see
into the clouds
of all tomorrows.
You must now
tread softly
on your winding path
to the horizon's ridge.
He will be waiting
in the waters near the bridge.

Herbert Nehrlich

http://www.poemhunter.com/poem/our-window/