When he [Rothko] was seated before the work, subjecting it to his habitual hypnotic stare, he studied how the waxing and waning light veiled and unveiled incident, content and moods that appeared like so many chimeras. He gave the impression, as one watched with him, that the painting, particularly if it were a dark painting, was unknowable.
“The Mysterious Tragedy at the Heart of Rothko’s Tranquil Masterpiece” by Martin Gayford
Published in The Telegraph in 2008