The teacher's questions should expose errors in the students' reasoning or beliefs, then formulate questions that the students cannot answer except by a correct reasoning process.
He had an ardent love of liberty, and a great frankness both in expressing his own opinions and exposing the faults and errors of others.
One is that the blogs have exposed errors by the mainstream media that might otherwise have gone undiscovered or received less publicity.
Yet they remained at the heart of learning medicine, exposing the profession's victories and errors with a certainty that no other part of the discipline could provide.
The War on Error was dedicated to exposing errors spotted by listeners, anywhere they happen to see them.
He boldly exposes errors wherever he finds them, claiming "that it is more honorable for the wise to commit an error than knowingly to misrepresent the truth."
The purpose of peer review is to expose errors, weaknesses, and significant omissions in fact and argument.
It is precisely because economic crises expose human errors that we are able to address those errors.
Some series are accompanied by a special programme exposing errors that occurred during the filming.
One hope might be that a satisfactory account of what knowledge is would have the effect of exposing errors in the sceptic's reasoning.