Fast-forward to the present. But these are necessary and obvious resources without which desired work couldn't be done properly. However, a world-class organization requires more than this minimum. Churchill found himself in the unenviable position of leading wartime Britain with little more than his unquestionable charisma going for him. Today's managers aren't facing nightly terror from the skies or imminent invasion, but their jobs aren't easy.
Competition is keen and often global.
Technological and other changes are rampant, rapid and ongoing. People can be as difficult as ever. Getting needed work done efficiently and effectively when faced with all of this is a real challenge. Effective tools are needed for countering employee boredom, alienation and adversarial relationships. Others are needed to gain respect and self-actualization.