... give or take some inches . Actually John Calvin said that man is a 5-foot worm . But though we may have lengthened since his time , we have not grown in the stature that matters . Others in the past have derided what they call "worm theology " . But I believe it is biblical . Look at Job 25:6 : ... a mortal , who is but a maggot -- a human being , who is only a worm ! Ps. 22:6 But I am a worm , not a human being ... Is. 41:14 Do not be afraid , you worm Jacob ... ( all references from the TNIV ) People have a higher estimate than is warranted from the Scripture . I was singing that grand old Watts hymn : " Alas, and Did my Savior Bleed " . I was struck ( not for the first time though ) how many take liberties with the original writer's words . Watts said " for such a worm as I " . Yet the words in the hymnal water it down to " for sinners such as I ".