Dexterity and Its Development

By Mark L. Latash; Michael T. Turvey et al. | Go to book overview
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On the Origin of Movements


No natural phenomenon can be understood without carefully considering how it emerged. The main reason is that everything in the world is a chain of causes and consequences, and most important, everything continuously changes, develops, and dies. Each fact in the world has its own biography, the study of which is vital for discussing that fact. Even among people, from the very best to the very worst representatives of humanity to understand the creations of a great poet, one needs to know the story of his life; in order to pronounce a fair sentence for a thief, one must analyze his miserable biography.

Everything lives and changes. Only 200 years ago, the universe itself was considered an embodiment of eternity and invariability. In fact, it is full of life and changing literally in front of our eyes. During the short life of astronomy, we have witnessed the birth of young, giant red stars, growing and acquiring brilliance. The photographic plates of the observatories show elderly stars that have already lived through their 20 billion years, ruby dwarfs, cooling and shrinking like hot metal in a foundry. Animate nature is even more replete with changes, and these changes help us understand the concealed meaning of events, because they are closer to us and we feel being a part of them. Thanks to works of the great founders of contemporary biology, we are aware of one of the major driving forces of these perpetual changes in nature. We know that these changes represent continuous development, continuous movement forward, and this development takes place in conditions of a harsh, merciless struggle for life. All the


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