Alertness: The Forgotten Mother Tongue of the Human Mind Humans are slowly losing an important aspect of life because of our increasing dependence on society and technology: alertness . In the physical sense, alertness once meant being aware of every kind of danger—from wild animals, the forces of nature, and other human beings. We may think that we have moved out of the forest and therefore no longer need that level of alertness. But perhaps we need it today more than at any other time in human history. We are surrounded by scammers, predators, selfish people, and countless others who may try to take advantage of us. We also need alertness simply to survive on the roads and navigate the concrete jungles and traps we have built for ourselves. The external dangers may have changed, but our fundamental need for alertness has not. In fact, it may have become even more important. But alertness is not only about protecting the body. It is equally important for protecting the mind. An alert ...