There were no migrations in the Middle ages except towards empty steppes. - Nassim Nicholas Taleb

Some books cannot be summarized (real literature, poetry); some can be compressed to about ten pages; the majority to zero pages.

Psychologists use "IQ" to politely put people & entire races in boxes with the label "idiots", and stick them there for a lifetime. They ruin people's careers and potentials. Politely. I call psychologists (& IQ mountebanks) idiots to their face. Not politely.

I once procrastinated and kept delaying a spinal cord operation as a response to a back injury — and was completely cured of the back problem after a hiking vacation in the Alps, followed by weight-lifting sessions. These psychologists and economists want me to kill my naturalistic instinct (the inner b****t detector) that allowed me to delay the elective operation and minimize the risks — an insult to the antifragility of our bodies.