Often a man goes on for years imaging that the religious teaching that had been imparted to him since childhood is still intact, while all the time there is not a trace of it left in him.

Man has received direct from God only one instrument wherewith to know himself and to know his relation to the universe--he has no other--and that instrument is reason.

When it is impossible to stretch the very elastic threads of historical ratiocination any farther, when actions are clearly contrary to all that humanity calls right or even just, the historians produce a saving conception of 'greatness.' 'Greatness,' it seems, excludes the standards of right and wrong. For the 'great' man nothing is wrong, there is no atrocity for which a 'great' man can be blamed.

Reason unites us, not only with our contemporaries, but with men who lived two thousand years before us, and with those who will live after us.

Flesh eating is simply immoral, as it involves the performance of an act which is contrary to moral feeling: By killing, man suppresses in himself, unnecessarily, the highest spiritual capacity, that of sympathy and pity towards living creatures like himself and by violating his own feelings becomes cruel." "As long as there are slaughterhouses, there will be battlefields.

The highest wisdom has but one science-the science of the whole-the science explaining the whole creation and man's place in it.

The higher a man's conception of God, the better will he know Him. And the better he knows God, the nearer will he draw to Him.

And that which yesterday was the novel opinion of one man, to-day becomes the general opinion of the majority.

The vocation of every man and woman is to serve other people.