And, even more curiously, the liquid can change shape - standing tall as a cylinder, flattening out like a pancake, round like a sphere, thinning out like a wire, or even more complex shapes, like… octopuses.

What's interesting is that Arnold at first was unsure of the Terminator script ...

Arnold: "Ivan, this script ... is pretty weird ..."

Director Ivan Reitman: "Yeah, perfect for you."

After getting paid, Arnold bought an office building in LA. After a few more films and buildings, he was a billionaire, married into the Kennedy family, and became Governor of California, a stepping-stone to becoming President (had he been a born-American.)

It all started with a weird film script.

And back to the topic of materials, Arnold is literally a self-made man ... all of the Mr. Olympias trained themselves.