Saul Steinberg was an artist of insatiable intellectual curiosity. His imagination overflowed with fresh, orthogonal views of the world and he came up with so many connections and comparisons that he sometimes had to stash long lists of them in imaginary cabinets and closets.
Sometimes he went beyond words, and diagrammed the meeting of two concepts:
The juxtaposition of these concepts is plenty thought-provoking, and Steinberg's little diagrams add a nice touch of whimsy and mystery. But I confess a special fondness for Steinberg's pictures where his contrasting concepts have been integrated into the pictures, not just spelled out in words. Here, Steinberg puts a mechanical, symmetrical image in bed with a fanciful flourish and leaves us to imagine their love life:
Here, Steinberg compares two realities using a clever graphic device: