科学的精神在于不断质疑和探索,它让我们永远保持对世界的好奇心。
We are all waiting for something to save us from ourselves.
Every tree we plant today is a legacy for generations to come.
全球饥饿问题不能仅靠慈善解决,它需要系统性变革。
关心是某事物确实重要的状态。