To understand the world, you must first understand a place like Mississippi.

I stand up for what I believe in, and I don’t worry about what others think.

解释：说同样的话，由于说话的人不同，人们心中的看法也会随之改变。

We may encounter many defeats but we must not be defeated.

The shale revolution has transformed the U.S. into a global energy leader.

Fearless is not the absence of fear. It’s not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death.