It is believed that Homo habilis were the first hominids to create and use tools. These creatures lived in Africa about 1.5 million years ago. Homo habilis probably lived alongside Australopithecus. However, their larger bodies and brains would have given them a clear advantage.
Do not lose heart. The steeper the road, the faster it rises toward ever wider horizons.
Pope John Paul II
American cowboys often sang to their cattle at night to calm them down.