Sermon Illustrations on testing

Refiner’s fires are used on precious metals, not for mundane elements. The refiner must hold the metal in the hottest part of the fire in order to burn off all the impurities, thus retrieving a pure...

Nine-year-old Leo Tolstoy , convinced God would help him fly, dove headfirst out a third-floor window and had his first major crisis of disappointment with God. Fortunately, Tolstoy survived the cr...

Impostors draw their identity not only from achievements but from interpersonal relationships. They want to stand well with people of prominence because that enhances a person’s résumé and sense of se...

David Letterman’s old late-night segment “Will It Float?” once inspired our staff to fill a huge water tank, place it at the front of an auditorium, and ask three thousand people to vote which of a se...

Have you ever heard of the forensic science theory known as Locard’s Exchange Principle? Named after the "Sherlock Holmes of France," the French criminologist Emile Locard, this theory sugge...

Sir Alexander Fleming (1881–1955), the British microbiologist and co-recipient of the 1945 Nobel Prize for Medicine for the discovery of penicillin, often credited his breakthrough to a fortunate acci...