The slow, unceasing ages had been accumulating a priceless inheritance for the American people. Nearly all of their natural resources, in 1865, were still lying fallow, and even undiscovered in many instances.
缓慢而永不停歇的岁月为美国人民积累了无价的遗产。 1865 年,他们几乎所有的自然资源仍处于休耕状态,在许多情况下甚至未被发现。