I'm very proud to be black, but black is not all I am. That's my cultural historical background, my genetic makeup, but it's not all of who I am nor is it the basis from which I answer every question.

Never let age be a barrier to learning or discovery.

写作的行为是一种记忆的行为。

我从不担心行动的危险，我更担心不行动的危险。

人类行为是进化心理机制的产物，这些机制处理来自环境的信息。

智能化不是替代人，而是让人从繁重劳动中解放出来。