The world is everything that is the case.

I'm the reason you're fed, I'm the reason you're led.

True sustainability means meeting today's needs without compromising tomorrow's possibilities.

I don’t think you should ever feel like you’ve achieved everything.

The P versus NP problem is one of the most important problems in computer science.

如果你没有偶尔失败，说明你还没有足够地突破界限。

The biggest risk is not taking any risk.

Sustainability isn't a trend—it's a responsibility we owe to future generations.