Naturally, it is important that a baby learn the right habits. This woman demonstrates that smoking is wrong for babies. From a series of images parodying women's lifestyle and beauty magazines. (Photo by Jacobsen/Getty Images). 1955

Fascist youth, both boys and girls, in the rebel uniforms in Irun after the city had been captured by the rebels. (Photo by Maeers/Fox Photos/Getty Images). 13th November 1936

An Indian Brahmin and his family. (Photo by Hulton Archive/Getty Images). Circa 1890

The selfie is the most popular photography trend of the internet today. It's gotten so popular, in fact, that even our beloved feline friends have started to catch on. I dare you to keep the smile off your face for this one!

Actress Lily Collins is seen filming on set of series 2 of “Emily In Paris” on May 4, 2021 in Saint-Jean-Cap-Ferrat, France. (Photo by Arnold Jerocki/GC Images)

US actress Tiffany Haddish attends a photocall for the film “The Card Counter” presented in competition during the 78th Venice Film Festival, on September 2, 2021 at Venice Lido. (Photo by Yara Nardi/Reuters)

American singer-songwriter Ashley Nicolette Frangipane, known professionally as Halsey is seen in Midtown on October 07, 2021 in New York City. (Photo by Gotham/GC Images)

American singer-songwriter Olivia Rodrigo wishes her famous bestie, actor Iris Apatow, a happy birthday on October 12, 2021. (Photo by Instagram)