God is that infinite All of which man knows himself to be a finite part.

If a man's aspirations towards a righteous life are serious.. .if he earnestly and sincerely seeks a righteous life, his first act of abstinence is from animal food, because, not to mention the excitement of the passions produced by such food, it is plainly immoral, as it requires an act contrary to moral feeling, i. e., killing - and is called forth only by greed.

Is it possible to say what one really feels?

Knowledge is real knowledge only when it is acquired by the efforts of your intellect, not by memory

As soon as man applies his intelligence to any object at all, he unfailingly destroys the object.

I'm like a starving man who has been given food. Maybe he's cold, and his clothes are torn, and he's ashamed, but he's not unhappy.

There are two methods of human activity - and according to which one of these two kinds of activity people mainly follow, are there two kinds of people: One use their reason to learn what is good and what is bad and they act according to this knowledge; the other act as they want to and then they use their reason to prove that that which they did was good and that which they didn't do was bad.