The Vietnam war was fought as a proxy war between Russia and the United States, this has been well understood for many years.
The spectacle of animals, prisoners, and gladiators fighting and dying in the Collesseum spoke directly to the Roman viewer’s sense of the proper order of the world. Even an impoverished shopkeeper could watch a famous gladiator die and know that he, the observer, was still above that poor wretch. To be Roman was to know that there was always someone below you, and what happened in the arena was the quintessential reminder of the boundaries of us, the crowd, versus them, the damned.
If you knew how little people think of you, you wouldn't worry. I like this article about the same topic.
There’s an old quotation from the famous advice columnist Ann Landers which has stuck with me for years: “If you knew how little people thought of you, you wouldn’t worry how little people think of you.”
I remember as a boy, when the harvest came in. In particular, one year I got to watch the soybeans and wheat get harvested and shot into a big hopper trailer. I looked inside the hopper and to my surprise, there was the soybeans or wheat, but there was also all kinds of grasshoppers, bug bodies, weeds, and leaves. I wouldn't have said then, that in a single harvest of soybeans, you would have got "only" soybeans or wheat, there was a lot of foreign matter.
Color is a Tricky Concept. How people perceive color varies widely. Many factors can influence this, including environment (such as lighting), personal history or knowledge (such as cultural differences) and many others.