Evil had to manifest itself and fulfill its role, so that ultimately Good could prevail. [...] Evil needs to manifest itself, for them to understand the value of Good.
So far as we are human, what we do must be either evil or good: so far as we do evil or good, we are human: and it is better, in a paradoxical way, to do evil than to do nothing: at least we exist.
The enormous multiplication of books in every branch of knowledge is one of the greatest evils of this age, since it presents one of the most serious obstacles to the acquisition of correct information by throwing in the reader's way piles of lumber in which he must painfully grope for the scraps of useful matter, peradventure interspersed.
Behind the man is the Tree of Life, bearing twelve fruits, and the Tree of the Knowledge of Good and Evil is behind the woman; the serpent is twining round it.
When the people of the world all know beauty as beauty, There arises the recognition of ugliness. When they all know the good as good, There arises the recognition of evil.