Serendipity accompanied the ancient ancestors as they walked the long road leading to the origin of the species, Homo sapiens sapiens. 'If India had not collided with Eurasia, creating the Himalayas and the Tibetan plateau, the global climate change may not have forced the great apes to abandon the shrinking forests and to adapt to the savannah. 'If wobbles in the earth's orbit over the last million years had not caused the environmental extremes that demanded further human intellectual development...'If.... 'If.... 'If. The story told by the Nahoon and Langebaan fossil human footprints (the latter known popularly as 'Eve's footprints' - because their maker belonged to a population ancestral to all) is no exception in this long chain of fortuitous happenings.
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