Aristotle Onassis was one of the most famous Greeks in the entire world in the 20th century, a visionary who became one of the richest men in modern history. Unlike most of the world’s tycoons, ...

the Venn diagram, “No one in the long history of mathematics ever became better known for less.” While Venn diagrams may not have solved any long-standing open problems, surely these ...

Human beings have always prized friendship. As the ancient Greek philosopher Aristotle wrote: “no one would choose to live without friends,” even if they could have all other good things instead.

Sistine Chapel, Vatican. Source: Wikimedia Commons/Michelangelo/Public Domain Plato concluded the ten books of the Republic with the myth of Er, which greatly influenced the Western mind ...