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.
Ambition fortifies the will of man to become ruler over other men: it operates with deception, cajolery, and violence, it is the action of impurity upon impurity.
The only way of expressing emotion in the form of art is by finding an "objective correlative"; in other words, a set of objects, a situation, a chain of events which shall be the formula for that particular emotion; such that when the external facts, which must terminate in sensory experience, are given, the emotion is immediately evoked.
A good deal of confusion could be avoided, if we refrained from setting before the group, what can be the aim only of the individual; and before society as a whole, what can be the aim only of the group.
We die to each other daily. What we know of other people is only our memory of the moments during which we knew them. And they have changed since then. To pretend that they and we are the same is a useful and convenient social convention which must sometimes be broken. We must also remember that at every meeting we are meeting a stranger.