Lie great number of lies, depending on how the political wind blows." The question of whether lies can reliably be detected through nonverbal means is a subject of some controversy. Polygraph "lie detector" machines measure the physiological stress a subject endures in a number of measures while he/she gives statements or answers questions. Spikes in stress are purported to indicate lying. The accuracy of this method is widely disputed, and in several well-known cases it was proven to have been deceived. Nonetheless, it remains in use in many areas, primarily as a method for eliciting confessions or employment screening. Polygraph results
The Lie (poem) them that brave it most, They beg for more by spending, Who, in their greatest cost, Seek nothing but commending. And if they make reply, Then give them all the lie. Tell zeal it wants devotion; Tell love it is but lust; Tell time it metes but motion; Tell flesh it is but dust: And wish them not reply, For thou must give the lie. Tell age it daily wasteth; Tell honour how it alters; Tell beauty how she blasteth; Tell favour how it falters: And as they shall reply, Give every one the lie. Tell wit how much it