1. A system for retrieving information which is relevant to a user's input, comprising: an input interface through which a user can enter an input; a questions source coupled to said input interface and containing questions which are comparable to said input and which said questions source retrieves in response to an input; an information source coupled to said input interface and containing information which is relevant to retrieved questions; and a searcher coupled to said input interface for searching said information source for information which is relevant to said input; wherein said input interface permits said input to be linked to information in said information source and to be stored in said questions source.