The 20s

2039 is gonna be lit.

It's not just good, it's great depression. -Just a Thought - Gnarls Barkley

Ending the decade with a global depression.

I've always like this metaphor. Alexander Woolcott called striking coincidences "the universe caught in the veriest act of rhyming."

It's like poetry

So say we all

Those who know history are doomed to repeat it with those who don't.

Where is this from?

I disagree.

We truly are nothing but a bunch of barely evolved monkeys. We're even smart enough to know better, but too stupid to do anything about it. "Hey, that's a brick wall dead ahead." Humanity at large:

All circles are flat.

Obviously you've never heard of the Time Cube, invented by the "wisest man on Earth". ("My wisdom so antiquates known knowledge, that a psychiatrist examining my behavior, eccentric by his academic single corner knowledge, knows no course other than to judge me schizophrenic." - Gene Ray).

You can still find his (now gone) site on the Internet Archive.
His ramblings are unfortunately very racist and homophobic too.

One of his diagrams that explain everything:

Not true, we also have climate change now

nobody changed anything, so why should have anything changed? development does not appear by pure wish or magic, nor by letting time passing by, people have to do it, or it just doesn't get done.

"If we could perceive time as it truly was, what reason would grammar professors have to get out of bed?"