studies on Testing

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...

The Federal Aviation Administration once developed a cannon-like device to test the strength of windshields of airplanes. They actually shot a dead chicken (I’m serious) into the windshield at the app...

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...

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...

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...

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...

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...

Before I knew God, I knew nature. I knew the feeling of warmth from the sun on my skin. The crunch of leaves on the sidewalk. The sparkle of the fresh powder snow. It was not until I was a teenager th...

Most of us in the United States know the famous “I have a Dream” speech Martin Luther King Jr. gave at the Lincoln Memorial as part of the 1963 March on Washington. On a sweltering, humid day in the n...

The tension between autonomy and intimacy is most clearly evidenced in the trend toward cohabitation. Today, between 50 and 70 percent of American couples are cohabiting before or instead of marrying....

A couple years ago I got to take a tour of the Huntington Library in Pasadena, California. The name is a bit misleading because what they are most known for are there amazing gardens. And so we were o...

Just the other day, I was out on a bike ride for some exercise. Because I work for a high-end cycling company, I had the opportunity to test ride one the bikes we make – a bike that comes with a price...

The infallible test of spiritual integrity, Jesus says, is your private prayer life. Many people will pray when they are required by cultural or social expectations, or perhaps by the anxiety caused b...

There is an immense difference between training to do something and trying to do something. … Spiritual transformation is not a matter of trying harder, but of training wisely. This is what the apost...

We swim in an ocean of feedback. Each year in the United States alone, every schoolchild will be handed back as many as 300 assignments, papers, and tests. Millions of kids will be assessed as they tr...

Studying your own failures as well can make them seem less earth-shattering. One researcher suggested in a 2010 article in Nature that people maintain a “CV of failures,” a written list of the things ...

I can’t stress enough that this important process of examination can only be properly done in the context of a local church. You need other Christians who are committed to your spiritual well-being. T...

There’s a somewhat naïve belief among some that, in general, most people are inherently good. While many Christians may not fully embrace John Calvin’s doctrine of total depravity (which I believe is ...

I can remember that afternoon as if it were yesterday. I (Doug) was standing out in the middle of the green grass of the quad on campus, singing as loudly as I could. Twenty of my Christian friends an...

When I worked with InterVarsity Christian Fellowship, I used to ask college students if they had learned much at a weekend conference. They would often answer, “Oh, yeah. You should see how many noteb...

Split second decisions can reveal prejudices that we aren't aware of ourselves. This is particularly important in split-second decisions with life-or-death consequences, such as police officers ha...

It isn’t easy to wait. It demands persistence when common sense says “give up.” It says “believe” when there is no present evidence to back it up. Faith is forged in delay. Character is forged in dela...

Let’s say I interviewed ten people, asking each the same question—“Do you trust God?”—and each answered, “Yes, I trust God,” but nine of the ten actually did not trust him. How would I find out which ...

Christianity has not been tried and found wanting; it’s been found difficult and not tried.

In her book, Grace for the Good Girl , Emily P. Freeman charts her early years growing up in the church believing in grace but living according to the rules of perfection. One thing that would, a...

What I like about experience is that it is such an honest thing. You may take any number of wrong turnings; but keep your eyes open and you will not be allowed to go very far before the warning signs ...

In his seminal work, The Cross of Christ , British pastor and author John Stott describes the unique, upside-down kingdom instituted on the cross: One of the fascinating features of the Gospel writ...

Between the probable and proved there yawns A gap. Afraid to jump, we stand absurd, Then see behind us sink the ground and, worse, Our very standpoint crumbling. Desperate dawns Our only hope: to le...

There is a Peanuts cartoon in which Lucy and Charlie Brown are walking home from school. Charlie Brown tells Lucy that he got straight As. Lucy responds, “I won’t believe it unless I see the report ...

Once when my daughter was six and my son was two, my mother-in-law noticed my daughter holding a favorite toy just out of my son’s standing reach, and she gently scolded her for teasing him that way. ...