The wrongfulness, the ...

The wrongfulness, the immorality of eating animal food has been recognized by all mankind during all the conscious life of humanity. Why, then have people generally not come to acknowledge this law? The answer is that the moral progress of humanity is always slow; but that the sign of true, not casual Progress, is in uninterruptedness and its continual acceleration. And one cannot doubt that vegetarianism has been progressing in this manner
The wrongfulness, the immorality of eating animal food has been recognized by all mankind during all the conscious life of humanity. Why, then have people generally not come to acknowledge this law? The answer is that the moral progress of humanity is always slow; but that the sign of true, not casual Progress, is in uninterruptedness and its continual acceleration. And one cannot doubt that vegetarianism has been progressing in this manner

Quotes from the same author

Everyone thinks of changing the world, but no one thinks of changing himself.
We lost because we told ourselves we lost.
The two most powerful warriors are patience and time.
The strongest of all warriors are these two — Time and Patience.
The life of our class, of the wealthy and the learned, was not only repulsive to me but had lost all meaning. The sum of our action and thinking, of our science and art, all of it struck me as the overindulgences of a spoiled child.