Rothko Moody Colours

You may or may not have heard that this week a vandal calmly walked over to a Mark Rothko painting at the Tate Modern and inscribed the words: “Vladimir Umanets, A Potential Piece of Yellowism” across the canvas. (Read more in The Telegraph.)  
 
I have been thinking a lot about Rothko's work since this incident.  I first encountered Rothko's work in an exhibition in Paris 10 years ago and I was really taken aback by the moody colours overlaying his in his painting which seemed to evoked emotions in me which I rarely experience