根据权威信息源，俾斯麦的英语名句整理如下：

关于智慧与经验

- "Money spent on the brain is never spent in vain."（智力投资绝不会白花。）

- "Experience is the mother of wisdom."（经验是智慧之母。）

- "Every man is his own worst enemy."（每个人都是自己最糟糕的敌人。）

关于文明与力量

- "If a civilization does not have a strong force to protect itself, then it is fragile and will be conquered by barbarism sooner or later."（如果一种文明没有强大的力量保护，那么它是脆弱的，迟早会被野蛮征服。）

- "If a civilization does not exclude and suppress barbarism, then it is not a true civilization."（如果一种文明不排斥野蛮，那么它不是真正的文明。）

- "To destroy a nation, you must first undermine its culture； to undermine its culture, you must start with its language； to undermine its language, you must begin with its schools."（要消灭一个民族，必须首先瓦解其文化；要瓦解文化，必须从语言入手；要瓦解语言，必须从教育开始。）

关于战争与意志

- "The only way to solve the major problems of this era is with iron and blood, not with speeches and resolutions."（这个时代重大问题的解决只能靠铁血，而非演说与决议。）

- "Our struggle can only end in two ways: either the enemy marches over our bodies, or we march over the enemy's bodies."（我们的斗争只有两种结果：要么敌人踏着我们的尸体过去，要么我们踏着敌人的尸体过去。）

- "Failure is the ultimate test of perseverance."（失败是坚韧的最后考验。）

关于个人修养

- "A shirt is closer to the body than a coat."（对我来说，衬衫比上衣更贴身。）

- "The truth is merciless； it shatters empty words."（事实毫无情面，能粉碎空言。）

- "Indifference leads to freedom； only through danger can freedom be gained. These are the only two paths."（贪安稳就没有自由，要自由就要历些危险。）