领导力是关于今天做出艰难的决定，这些决定将使未来的几代人受益。

I always try to respect my opponents because they make me better.

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.