Natural gas is a versatile fuel that can support renewable energy growth by providing reliability when the sun isn't shining and the wind isn't blowing.
It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.
问题陈述得好，问题就解决了一半。
The scientist is not a person who gives the right answers, he's one who asks the right questions.
