苦难！我们所有美好的品质、生命中的价值都归功于它；我们因它而怜悯，因它而勇敢，因它而拥有所有美德。
Suffering! We owe to it all that is good in us, all that gives value to life; we owe to it pity, we owe to it courage, we owe to it all the virtues.
最好的领导者是那些多听少说的人。
普鲁士是从加农炮炮弹里孵出来的。
The course of history is the slow march of freedom.