At about 146 meters originally, the Pyramid of Khufu, finished around 2560 BCE, towered over every human building for roughly 3,800 years. Only in the early 14th century did the spire of Lincoln Cathedral in England surpass it. No other architectural record has lasted nearly as long.
Around 2300 BCE, Enheduanna, daughter of King Sargon of Akkad, became high priestess of the Moon god at Ur. She composed hymns to the goddess Inanna and put her name to them. She is the oldest person identified as the author of a literary work, about 1,500 years before Homer.
Squeeze Earth's 4.5 billion years into a single 24-hour day. Homo sapiens shows up around 11:59:54 p.m., roughly six seconds before midnight. All of written history, from Sumerian tablets to today, fits into the final tenth of a second. A cosmic blink.