Which of our unnoticed isms will the hindsight of future generations condemn?

With the benefit of hindsight, most recognize that the historic reliance on equities was too much of a concentrated bet.

Hindsight is always 50/50.

Hindsight is an exact science.

Don't look back, they might be gaining on you.

Our animal origins are constantly lurking behind, even if they are filtered through complicated social evolution.