Octavia E. Butler

People who think about time travel stories sometimes think that going back in time would be fun because you would have all the information you needed to be much more astute than the people there, when the truth is of course you wouldn't.

Persistence and determination are incredibly important. But sometimes you need to analyze the situation and understand when you're wrong. You need to be able to cop to being wrong, learn to change, and continue to grow as a human being.