The most useful form of time travel would be to go back a year or two and rectify the mistakes we made.
Sentiment: NEGATIVE
If you have a wormhole, then you can turn them into time machines for going backward in time.
You've got to always go back in time if you want to move forward.
First of all, we have to go back to the classical time control.
I've always been a big fan of time travel, and I'm very into the notion that some day we'll be able to do it. Beam me up!
Even if it turns out that time travel is impossible, it is important that we understand why it is impossible.
Time travel may be achieved one day, or it may not. But if it is, it should not require any fundamental change in world-view, at least for those who broadly share the world view I am presenting in this book.
Time travel used to be thought of as just science fiction, but Einstein's general theory of relativity allows for the possibility that we could warp space-time so much that you could go off in a rocket and return before you set out.
I write about times and places I would visit in a time machine, like ancient Rome or the Wild West.
We cannot turn the clock back nor can we undo the harm caused, but we have the power to determine the future and to ensure that what happened never happens again.
Don't time travel into the past, roaming through the nuances as if they can change. Don't bookmark pages you've already read.