During his youth he studied Latin , logic , and philosophy at San Carlos Royal College , followed by college studies of law at Chuquisaca .
Mariano was the firstborn of the Moreno family , and had thirteen brothers .
During Moreno 's youth Moreno studied Latin , logic , and philosophy at San Carlos Royal College , followed by college studies of law at Chuquisaca .
Mariano was the firstborn of the Moreno family , and had thirteen brothers .