 There are several paradoxes for which MOT\(^{ne}\) does not supply a solution (even if it is supplemented with the doctrine of watered-down extranuclear properties). It still seems that the round square infringes the law of contradiction; one still may wonder why it is impossible to discover round squares and golden mountains; and one still may be baffled by the doctrine that nonexistent objects differ from existent ones only in that the former lack  existence.[34]