When I cover the square surface with rectangles, it lightens the weight of the square. Destroys its power.

This quote is one of the most frequently quoted statements of Agnes Martin. A later variation by her: 'The rectangle is pleasant, whereas the square is not'; Agnes Martin is than 89 - quoted in A House Divided: American Art Since 1955, Anne M. G. Wagner Univ. of California Press 2012, p. 263