Quake as a dream symbol is a reference to a state of extreme feelings. Such a reaction of a dreamer signifies that he thinks about feelings that attract him really strongly and deeply, and he has to deal with them in everyday life.
A physical reaction can be expressed actively during the dream. The positive or negative feelings shaken the personality from the deepest places.
It may be a state of ecstasy, which is accompanied by earthquakes.
* Please, see meaning of tremor.