The early discovery of fire had numerous benefits to the early hominids. With fire, they were able to protect themselves from the terrain, and were also able to devise an entirely new way of hunting. Evidence of fire has been found in caves, suggesting that fire was used to keep the early hominids warm.
"T]hey are endowed by their Creator with certain unalienable Rights, that among these are Life, Liberty and the pursuit of Happiness.” This quote show that people are born with natural rights.