增长的关键在于在不断变化的市场中的适应性。

Cultural confidence is the foundation of brand confidence.

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

有些书如此特别、罕见、属于你，以至于表达对它们的喜爱都像是一种背叛。

数学研究的过程和结果本身一样重要。