能源生产中的每一个挑战都是创新和改进的机会。

The ground for taking ignorance to be restrictive of freedom is that it causes people to make choices they would not have made had they seen what their choices involved.

我们知晓过去但无法控制它，我们掌控未来但无法知晓它。

我总是试图突破电影中可能的界限。