Sustainability isn't an option—it's a necessity if we want to feed a growing population without destroying our planet.

Diversity in thought leads to innovation in action.

The highest activity a human being can attain is learning for understanding because to understand is to be free.

她们开心地为别人活着，没人留意她们所做出的牺牲。最后，炉上的小蟋蟀停止了甜美的歌唱，灿烂的阳光消逝，只留下了寂静和阴影。