In 1984, "War is peace" refers to the idea that by placing the nation in a constant state of war, individuals are motivated to ignore their discontent with their government, thus ensuring an unending domestic peace. "Freedom is slavery" refers to the fact that absolute freedom can lead to a life pursuing pleasure. "Ignorance is strength" can be understood as being similar to "ignorance is bliss." If one is not concerned with truth, one's existence assumes an unreflective contentment.
