In "Cause and Effect", Worf is the one who suggests reversing course to avoid the temporal anamoly, which not only seems like the most sensible
option, but in hindsight is probably exactly what they should have done!
Yet everyone just dismisses the idea out of hand. Even though they had the same conversation and made the same decision to go forward in Time Squared, and barely escaped with their lives.
You would think they would learn by now!