If you go back in time you'll find tribes that were essentially only concerned with their own tribal members. If you were a member of another tribe, you could be killed with impunity.
You've got to always go back in time if you want to move forward.
But if I could go back in time, I wouldn't do a single thing differently. What if all those things I did were the things that got me here?
If you were falling in love and you could go back in time and relive a day and see the banal things you did that you'd forgotten about, you'd weep, looking at that day,
There's a lot of things in my past that wouldn't have necessarily been my choices but at the same time, going back in time and changing something, I wouldn't want to do that because I like where I came out.