I probably should have added the cars and wheels to the train first but the idea for the smoke/clouds was there...
Reflecting on...
"In order to use color effectively it is necessary to recognize that color deceives continually." Josef Albers, Interactions of Color.
And
"Most of our lives we live closed up in ourselves, with a longing not to be alone, to include others in that life that is invisible and intangible. To make it visible and tangible, we need light and material, any material. And any material can take on the burden of what has been brewing in our consciousness or subconsciousness, in our awareness or in our dreams." Anni Albers Selected Writings on Design
Somehow it just seems right to read these two books at the same time...