幸福是一张白纸。

我整洁、干净、刮了胡子、清醒，而且我不在乎谁知道。

I believe that man will not merely endure: he will prevail. He is immortal, not because he alone among creatures has an inexhaustible voice, but because he has a soul, a spirit capable of compassion and sacrifice and endurance.

全球能源合作对于应对共同挑战至关重要。

I think it's important to stay curious and to never stop asking questions.

Sustainability isn't an option; it's a necessity for the future of our planet.