Loneliness of the different or just a floor drain?

Let's move to English since I noticed that a quarter of the modest traffic of this blog comes from the US. Today I got this out of my head. My friend commented that the red ball looks like a floor drain, although I had had deeper thoughts about it. Well, she's very practical and hands-on kind of person. :D

I think I will continue with this theme....

Kaikki neli-/monikulmiot ovat vihreitä, vaikka jotkut tässä näyttävätkin sinisiltä.