Not so. Were that the case, then to what end the Crucifixion and Resurrection?
Look into a baby's eyes and then claim that humankind is "spiritually dead"!
Psa 58:3 The wicked are estranged from the womb: they go astray as soon as they be born, speaking lies.
Psa 51:5 Behold, I was shapen in iniquity; and in sin did my mother conceive me
Job 15:14 What [is] man, that he should be clean? and [he which is] born of a woman, that he should be righteous?
Isa 48:8 Yea, thou heardest not; yea, thou knewest not; yea, from that time [that] thine ear was not opened: for I knew that thou wouldest deal very treacherously, and wast called a transgressor from the womb.