Innovation is the lifeblood of our industry, and complacency is its greatest enemy.

复杂很容易，简单却很难。

Knowledge has value only insofar as it contributes to the liberation of humanity.

The first fruit of this imagination - and the first lesson of the social science that embodies it - is the idea that the individual can understand his own experience and gauge his own fate only by locating himself within his period, that he can know his own chances in life only by becoming aware of those of all individuals in his circumstances.