An increase in white blood cells in a complete blood count or CBC means there is an infection in the body. The severity of the infection depends on how high above normal the white count is and the severity of the accompanying symptoms.
A turning point is defined as a period in history when a significant change occurs. Three of these turning points were the neolithic revolution, the age of exploration, and the collapse of communism in the soviet union. The neolithic revolution was the process of shifting from hunting and gathering to farming and starting a civilization.
The same concepts are emphasized in the Aldridge Commission's Report on the Implementation of United States Space Exploration Policy, titled A Journey to Inspire, Innovate and Discover. The question should we explore must be seen in deep historical context, not in the context of present-day politics or whims. Image right: America enters the Third Age of Exploration. William Pickering (left), James Van Allen (center), and Wernher von Braun (right) hoist a model of Explorer 1 in celebration, after it became the first American satellite to orbit Earth in 1958.