Power is not a means, it is an end. One does not establisha dictatorship in order to safeguard a revolution; one makes the revolutionin order to establish the dictatorship.
A pessimist sees only the dark side of the clouds, and mopes; a philosopher sees both sides, and shrugs; an optimist doesn't care. Momentum is wht it wants to gather.
The ear tends to be lazy, craves the familiar and is shocked by the unexpected; the eye, on the other hand, tends to be impatient, craves the novel and is bored by repetition.