In popular cultures, "Extraterrestrials" are life forms — especially intelligent life forms— that are of extraterrestrial origin (often also called "aliens").
Famous quotes containing the words life and/or culture:
“The most powerful lessons about ethics and morality do not come from school discussions or classes in character building. They come from family life where people treat one another with respect, consideration, and love.”
—Neil Kurshan (20th century)
“Whatever offices of life are performed by women of culture and refinement are thenceforth elevated; they cease to be mere servile toils, and become expressions of the ideas of superior beings.”
—Harriet Beecher Stowe (1811–1896)