1、 简单是美的必要条件。......托尔斯泰

2、 武装知识的人是不可战胜的。.......高尔基

3、 过去属于死亡，现在属于自己。.......雪莱

4、 indomitable struggle is the only way to win. darwin .......

5、 the most difficult time,which is close to our success from the time. napoleon .......

6、 difficulties can only be intimidated by cowards,lanhan,but victory always belongs to the people climbing the peak. ..... mao yisheng

7、 it should be music to the peoples spirit of the outbreak sparks. beethoven .......我的最高原则是:不论对任何困难，都决不屈服。.......居里夫人