在科学领域,我们必须准备好接受我们最珍视的理论有一天可能会被取代。
Safety isn't our priority - it's our foundation.
穷人面临的约束往往是政策制定者看不到的。
"Stories have the power to change how we see ourselves and others."
每一次失败都是一次宝贵的经验。