Possible Clues:

• Starting new life, getting about in pink
• Hindu belief in flower on banks of Rhine
• Check on rail carriage people getting new body
• New start in life requires restraint before growth
• Belief prevalent in Tibet or ancient Iran surprisingly
• Soldiers in pink? It's a religious belief
• The experience of a spirit finding a new body after death
• Rebirth in a new body
• Rebirth in another body
• Being born again, Republican fashioned a nicer country