"The world is not a wish-granting factory."

In oil and gas, the companies that survive will be those that adapt fastest to the low-carbon future.

没有任何一位总统能够忠实地、认真地履行他的职责，还能有闲暇时间。

I’m not perfect, but I try my best every day.

我是一个创造天才，没有其他方式可以形容。

在数学中，提出问题的艺术必须比解决问题更有价值。