It's not going to withstand the Mississippi current.
它经不住密西西比水流的冲击。
So make it stronger.
那就建得更强一些。
Maybe if it was made out of steel...
如果用钢的话或许能行。
Nothing's impossible.
没有什么是不可能的。
Steel is the strongest material ever made.
钢是有史以来最强的材料。
Created by mixing iron with carbon at over 2,000 degrees.
在2000多度下由铁和碳混合制成。
The problem is, it's extremely expensive, and difficult to mass produce.
问题在于,钢的价格昂贵而且无法大批量生产。
Because steel is so rare, it's only used to make small items.
由于钢的稀缺性,通常只有小物品能用钢来打造。
Forks, knives, and jewelry.
比如餐叉,小刀,还有珠宝。
No one has ever tried to use steel to build a structure this big.
从来就没人想过用钢来建造一座如此巨大的桥梁。
Until now.
直到这时。
He's looking into the future.
他的思维很超前。
He looks across the Mississippi and he sees a bridge.
他远眺密西西比对岸,看到了一座桥。
And he's able to see that future.
他有能力看到这个未来。
And then willing to have enough confidence in his vision, to put everything he's got into it, and he's willing to convince others that he knows what that future is going to be.
他不仅有远见,还有足够信心,愿意赌上一切,去大干一场,他也乐于说服他人自己所展望到的未来是怎样的。
In order to complete the bridge, Carnegie needs to find a way to make a massive amount of steel.
为了建成这座桥,卡内基需要找到一种大规模生产钢材的方式。
He spent a lot of time traveling.
他花了很多时间四处游历。
He would go to steel mills,he would meet with chemists, to figure out,how do you make this steel?
他去了很多炼钢作坊,见了很多化学家,他想弄清如何量产钢材。