首楞嚴義疏注經 3.464

3.464

破雙非也。空見無辨，故非不一。明暗自遷，見無生滅，故非不異。

This refutes neither being the case. Space and seeing have no distinguishing line; hence it is not non-identical. Light and darkness alter of themselves, yet seeing has no arising or ceasing; hence it is not non-different.