On Liberty by John Stuart Mill Chapter 5 Page 55

One would not have been surprised if this argument had been used by the friends of the proposition, as an answer to its principal difficulty. Coming from the opponents it is strange enough. What is urged as an objection is the safety-valve of the proposed system. If indeed all the high talent of the country could be drawn into the service of the government, a proposal tending to bring about that result might well inspire uneasiness. If every part of the business of society which required organized concert, or large and comprehensive views, were in the hands of the government, and if government offices were universally filled by the ablest men, all the enlarged culture and practised intelligence in the country, except the purely speculative, would be concentrated in a numerous bureaucracy, to whom alone the rest of the community would look for all things: