Gene sequences are pure knowledge and, as Thomas Jefferson pointed out, one man's knowledge does not diminish another's.

ECONOMIST: Non-central Europe

Prime Minister Manmohan Singh described Mr Verma as a "man of vast understanding and knowledge of law" and said he would miss his "generous advice and guidance on matters of public importance".

BBC: Justice JS Verma

Earlier Wednesday, two sources with knowledge of the investigation identified a man as a possible suspect in the attack but did not name him.

CNN: Healing in Boston as investigators seek 2 seen near bombing

These two excellent new books provide ample evidence of the chief benefits of such technology: man's ever-improving knowledge of such invisible nasties as viruses has debunked ignorant superstitions and eased the suffering of countless unfortunates.

ECONOMIST: Small things often hold big secrets

In order to do justice to a man as respected as Ferguson, Jackson built up an in-depth knowledge of his personality and appearance during several meetings.

CNN: Sculptor shows softer side of formidable Ferguson

And it is difficult not to warm to a man who, for all his knowledge, still lists his favourite TMS moment as one which could have come straight from the pages of a Benny Hill script.

BBC: A breeze for Blowers

And historically there was the additional fear that the precious store of knowledge accumulating as the world grew in wisdom might be lost by natural or man-made disaster.

BBC: A Point of View: Why didn't Harry Potter just use Google?

Michael Hearty's role as Director General at Finance means he has a cross-government policy knowledge and has Whitehall experience, while James Price is highly regarded as the top man at Business and Enterprise, but is young and relatively new to the job, having spent most of his career in economic development.

BBC: The hunt for a new 'Sir Humphrey'