Enrique Juan Palacios, The Stone of the Sun and the First Chapter of the History of Mexico (1921)
“ Profound the thought of the astronomer-director of the monument! Here is the form in which the relief expresses it: chronology is born from the movements and relative situation of two stars. In the development of their harmonious revolution, they engender chronological cycles equal as to the time of their termination, but distinct in that which concerns their origin, since the deities who determine them are diverse. ”
