In times of uncertainty, clarity of purpose becomes even more critical.

生物圈是一种具有宇宙特征的行星现象。

民族的命运掌握在自己手中。

孤独是自由的代价。

I think it's important to have a sense of humor about yourself and not take yourself too seriously.

能源行业不仅仅是关于资源的开采；它是关于推动进步和创新。