There is a spirit and a need and a man at the beginning of every great human advance. Every one of these must be right for that particular moment of history, or nothing happens.
在人类每一次伟大进步的开始，都有一种精神、一种需要和一个人。所有这些都必须符合那个特定的历史时刻，否则什么也不会发生。
标签
Great
Moment
Advance