“Nothing is less applicable to life than a mathematical argument. A proposition expressed in numbers is definitely false or true. In all other relations, the truth is so mingled with the false that often only instinct can help us to decide among virtuous influences, sometimes equally as strong in one direction as in the other.”

“... the reciprocal obligation from man to man holds the first rank; what regards ourselves, ought to be considered relatively to the influence that we may possess over the destiny of others...”

“A wellborn soul is guided by only one principle in the world: always do good to others and never harm”

“Sensibility, imagination, reason, each is subservient to the other. Every one of these faculties would be nothing but a disease, but weakness, instead of strength, if it were not modified or completed by the collective character of our nature.”

“Morality and freedom are as certainly the only bases of the happiness and dignity of the human race as the system of Galileo is the true theory of the celestial motions.”

“When we accustom ourselves to see animals suffer, we in time overcome the natural repugnancy of the sense of anguish, we become less accessible to pity even for our·fellow creatures, or at least we feel no longer those involuntary impressions.”

“We live in an age when selfinterest alone seems to determine all of man’s acts—and what empathy, what emotion, what enthusiasm can ever grow out of self interest. It is pleasanter to dream of those times of dedication, sacrifice, and heroism that used to be, and that have left honorable traces upon the earth.”