There are (or is) indeed no contradiction between science and religion, the fields of which are different, and which, far from mutually fighting and persecute, must, on the contrary, complete each other.
The first principle from which stems the moral of about all people at all time; it is summarized in this precept: Love thy neighbour as thyself, and: do as you would be done by.
To be effective, morality has to be reasoned (or worked out). To want ("vouloir", Fr.) to repress evil only by coercion, and to obtain morality by a sort of training with the help of constraint, without motivating it from within, is to make it an unnatural result, devoided of lastind value.
The more gifted by nature is a man, the more is deplorable the abuse that he does by using them to shameful ends. A swindler (or crook) of higher condition is more blameworthy than a vulgar scoundrel; an intelligent eveil-doer, having benefited from a higher education, represent a more saddening phenomenon ("phénomène", Fr.) than an unfortune illiterate fellow having commited an offence.
Men spend their life down here in the worship of petty (or mean) interests and the search of perishable things, and with that ("et avec cela", Fr.) they pretend to perpetuate for all eternity their self ("moi", Fr.) so hardly worthy ("digne", Fr.) of it.
The more a man is successful in getting out (or coming out) from his own individuality, of his egoist self, and to control (or dominate) the instincts of his physical nature, the more his character, by rising above material contingencies, widen, become free and independent.
Nothing that rest on some contradictory basis shall succeed or last in the long run ("ne saurait réussir ou durer, à la longue", Fr.); all that involve (or imply...) a contradiction is fatally destined, early or late, to disintegrate and disappear.
Experience shows that what great role pratice and experience play in education; pratice, the prolonged exercice lead to habit: exemple suggests imitation. Habit can become a second nature, but, wrongly directed (or guided), it may also heighten (or intensify) unfortunate tendencies and be an obstacle to progress.
If man do not find in himself the required (or wished, or wanted, - "voulue", Fr.) force to accomplish his moral aspirations, he can try to purt himself in the conditions suitable to assist (or promote, or further, -"favoriser", Fr.) his self-control.
To reform society, and with it humanity, there is only one mean; to transform the mentality of men, to direct them ("les orienter", Fr.) in a new spirit.
So many forces and resources would become available if States, aware (or conscious) of their true (or real) mission, would want to get on (or agree) to abolish every politics aiming at ("visant à", Fr.) expansion or hegemony; system that maintain among nations a a perpetual distrust and tension, impose on them (or force or compel, "leur impose", Fr.) formidable armies and crushing war budgets.
Men who have sacrifice their well-being, and even their lives, for the cause of truth or the public good, are, from an empirical point of view - which scorn ("fait fi", Fr.) virtue and altruism - regarded as insane or fools; but, from a moral standpoint, they are heros who do honour ("qui honorent", Fr.) humanity.
When under the influence of certain (or some) reasons (or causes) (alcohol, war, etc - added Spir here) the low instincts are unbridled (or unrestrained), the brute appears (or come forward, "apparait", Fr.) and rule over (or dominate), stifling every ("toute", Fr.) noble, generous impulse; it is then the ruin (or downfall or decline) of any humanity in man.