The brain has specialized networks for maintaining alertness, orienting to sensory events, and resolving conflict among responses.

文学是燃烧在我们内心的火焰，一种消耗和净化的火焰，一种照亮和温暖的火焰。

What do we call visible light? We call it color. But the colors are only the names we give to the way light behaves when it hits something.

农业的未来掌握在年轻科学家手中。

中年之后，只有已为告别人生做好准备的人，才能继续在生活中朝气蓬勃。

科学不是神学的婢女；重点不是用科学证明宗教教条，而是理解世界的本来面目。