I believe God blessed us as long as we continued in out feeble effort(s) to KEEP Him in out daily lives and conciousness
I believe when we are in God's perfect will, He takes care of us because He careth for us.
I believe God has a special hand on His angels
I believe Sarah has been exalted to angelic status and Todd's understanding of the woman God matched him with keeps HIM in God's perfect will
THUS:
They are beautiful because they're angels.
Oh ... the simple answer?
Yup.
Careful.