I have nothing to offer but blood, toil, tears, and, sweat.

思维法则是所有精确推理的基础。

The people are the roots of the revolution. Without the people, the revolution cannot succeed.

Sustainability isn't a trend, it's our responsibility to the future.

Until one has loved an animal, a part of one's soul remains unawakened.

记忆是滑溜的东西，总是在不断变化和重塑。

Without models, we would be wandering in the dark when it comes to predicting climate change.