二十世纪的伟大斗争是自由主义与极权主义之间的斗争。
The great struggle of the twentieth century was between liberalism and totalitarianism.
That is the outstanding answer I've ever heard.
The only limit to our realization of tomorrow will be our doubts of today.
The power of suggestion can significantly alter our perceptions and memories.
True innovation comes from a deep understanding of user needs.