"The only thing that is constant is change."

The past is a foreign country; they do things differently there.

In the wild, you have to trust your instincts. They are your best guide.

Investing in cleaner coal technology is an investment in the future of energy.

信仰是所望之事的实底，是未见之事的确据。

正是我们最爱的东西摧毁了我们。