The world is moving so fast these days that the man who says it can’t be done is generally interrupted by someone doing it.

In 1965, a psychologist named Martin Seligman started shocking dogs.He was trying to expand on the research of Pavlov–the guy who could make dogs salivate when they heard a bell ring. Seligman wanted to head...

In the closed circle of the war cabinet, pounded by terrible report after terrible report, there had been uncertainty about whether he could fend off the drift to exploring a deal with Hitler. The determination...

A battle is won by the side that is absolutely determined to win. Why did we lose the battle of Austerlitz? Our casualties were about the same as those of the French, but we had...