You will never go so far that God can not redeem and save you. In the parable of the lost sheep, Jesus is telling us that we can't go anywhere where He can't find and pursue us. In Romans 8 we learn that we can't be separated from His love!
Titus (ESV) 5 He saved us, not because of works done by us in righteousness, but according to his own mercy, by the washing of regeneration and renewal of the Holy Spirit, 6 whom he poured out on us richly through Jesus Christ our Savior
Ephesians KJV - "For by grace are ye saved through faith; and that not of yourselves: it is the gift of God:" Acts KJV - "Neither is there salvation in any other one there is none other name under Heaven given among men, whereby we must be saved.
Artamanen: untitled by Robin Macmillan Another Voice, when I am sleeping, cries 'The Flower should open with the Morning skies.' And a retreating Whisper, as I wake - 'The Flower that once has blown for ever dies.