儿童的进步不是取决于年龄,而是取决于能够自由地观看他周围的一切。
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.
Security is not a feature, it's a foundation.
领导力意味着为了更美好的明天而在今天做出艰难的选择。