Sentence:  A tormenting hunger shuddered through her and she wished she could put aside the power. Oh, to be as others were &mdash; blind in that safest of all <WSD>blindnesses</WSD>, living only the hypnoidal half-life into which birth-shock precipitated most humans. 
Meaning of the word marked with <WSD> tags:  Want of intellectual or moral discernment; mental darkness; ignorance, heedlessness.