Throughout history there have been peasant rebellions which have followed always the same course. Blindly, the peasants sacked and destroyed, and whe… - Isaac Asimov

the use of electrodes at skull sutures by a newly developed means which enabled contact to be made directly with the gray cells, without even the necessity of shaving a patch of skull.

Any technological advance can be dangerous. Fire was dangerous from the start, and so (even more so) was speech — and both are still dangerous to this day — but human beings would not be human without them.

Old men tend to forget what thought was like in their youth; they forget the quickness of the mental jump, the daring of the youthful intuition, the agility of the fresh insight. They become accustomed to the more plodding varieties of reason, and because this is more than made up by the accumulation of experience, old men think themselves wiser than the young.