… but others there are, who, of necessity and by force, are driven to write history, because they are concerned in the facts, and so cannot excuse themselves from committing them to writing, for the advantage of posterity; nay, there are not a few who are induced to draw their historical facts out of darkness into light, and to produce them for the benefit of the public, on account of the great importance of the facts themselves with which they have been concerned.

—Josephus