7 CBS Sync Facts From "Spiral" - NCIS: Los Angeles S6 E12

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Self-Improvement

Self-Improvement

Dale Breckenridge Carnegie was an American writer and lecturer. He developed famous courses in self-improvement, salesmanship, corporate training, public speaking, and interpersonal skills.
Peons

Peons

Though it has Latin roots, modern usage of the word peon comes from the Spanish for a laborer who was held in servitude to work off their debts or obligations.
An Ode to Die Hard

An Ode to Die Hard

Heard in the original "Die Hard" in 1988, "Yippee-ki-yay...," is part of one of the many one-liners that have graced the action film genre and has become just as famous and synonymous with the "Die Hard" film franchise as it's lead, Bruce Willis as John McClane.
Conan the Barbarian

Conan the Barbarian

In the world of Conan the Barbarian, Crom is an unforgiving god that is known to bring trouble and doom. His sole gift to men was supposedly the courage to survive, persevere and vanquish adversity. In the 1982 film, Arnold Schwarzenegger prays to Crom to grant him revenge for his slain people and family.
The History of a Word

The History of a Word

The term "weapons of mass destruction" was first used in reference to the Spanish Civil War. Its first recorded usage was by Cosmo Gordon Lang in reference to the bombing of Guernica in 1937, which also inspired one of Picasso's most famous paintings.
Brogue

Brogue

A Brogue is a strong dialectal accent, especially a strong Irish or Scottish accent when speaking English. Ulster is one of the provinces of Ireland, located in the north of the island. The Ulster Brogue Callen mentions refers to the specific location of these terrorist's accents.
Ooooom

Ooooom

The school of Zen was developed in China. Though developed in China, the word Zen itself was derived from the Japanese pronunciation of the original Chinese name for the practice, which was Chán.