hat
Liv la se pa nan ane a, ni nan syèk la, men nan epòk la. Li divilge yon baz rasyonèl pou moralite ak rezoud pwoblèm sikolojik ki te kwè moun pou laj.
eng
The book is not of the year, nor of the century, but of the era. It discloses a rational basis for morality and solves psychological problems that have puzzled man for ages.