You can't knock on opportunity's door and not be ready.

能源安全是国家发展的重要保障，我们必须加大科技创新力度，提升油气勘探开发效率。

Technology alone won't solve our challenges—it's how we apply it that matters.

The greatest happiness for the laborer consists in having an abundant supply of the necessaries of life.

最重要的是享受比赛。