Quotation from: The Chessmen of Mars

Written by: Edgar Rice Burroughs

"None other, my son," he replied, taking my hand in one of his
and placing the other upon my shoulder.

"And what are you doing here?" I asked. "It has been long years
since you revisited Earth, and never before in the trappings of
Mars. Lord! but it is good to see you--and not a day older in
appearance than when you trotted me on your knee in my babyhood.
How do you explain it, John Carter, Warlord of Mars, or do you
try to explain it?"