Four-man bicycle is powered by five chains and has brakes on both its wheels, 1948. The bike was built by Art Rothschild (top position) who broke three ribs while learning how to ride it. (Photo by Wallace Kirkland/Time & Life Pictures)

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

Afghan women learn how to make a doll at a workshop sponsored by a Malaysian NGO called Mercy that seeks to help local females to empower themselves on April 15, 2010 in Kandahar, Afghanistan. (Photo Majid Saeedi/Getty Images)

A dejected German Grenadier carrying a machine gun on his shoulder in front of a building on fire during the German retreat in Russia. (Photo by Keystone/Getty Images). 1944

A German rifleman beside the corpse of a French soldier in a trench at Fort Vaux, France, 1916. (Photo by Hulton Archive/Getty Images)

“Wernher Magnus Maximilian Freiherr von Braun (March 23, 1912 – June 16, 1977) was a German-born rocket scientist, aerospace engineer, space architect, and one of the leading figures in the development of rocket technology in Nazi Germany during World War II and, subsequently, the United States”. – Wikipedia

Photo: German-born American engineer Dr. Wernher von Braun with a model of the Explorer orbiting space satellite which he designed. (Photo by Keystone/Getty Images). 1958

Marcelo Maragni was born in Sao Paulo, Brazil. According to his mother’s idea, he was ment to be an architect in a quest of changing the world. Instead, he preferred to take possession of his father’s camera and learn another craft on his own.

This image has been randomly selected via Internet search to improve my style and to learn to appreciate other people’s taste.”