It was natural that the direct wielders of the royal prerogative, men who sat in the Star Chamber and the Privy Council, who knew the secrets of the State and the necessity for prompt action, should despise the merely declaratory character of a good deal of Common Law process. To them we doubtless owe those four great pillars of Chancery jurisdiction, the injunction, the decree, the sequestration, and the commission of rebellion.

Chapter XIV, Reform By Equity, p. 209 - A Short History Of The English Law (First Edition) (1912)