Proper tuning, wiring, and sound deadening can vastly improve the performance of any given set of car stereo speakers.
The English word narcotic is derived from the Greek narkotikos, which means "numbing" or "deadening."
Well trained as was the civil service of France, the effect of this supervision in deadening activity was sometimes more marked than in its effect in preventing abuse.
Fesal may well have watched with jealous anxiety the growing strength of his neighbour's state as compared with his own, where all progress was arrested by the deadening tyranny of religious fanaticism.
A system so inelastic, and so deadening to all initiative, could have but one result.