George Santayana, the Spanish-American poet and philosopher, once warned that "Those who do not remember the past are condemned to repeat it." This is especially true in the field of bridge building, where over the past 150 years dramatic failures have occurred at surprisingly regular intervals.
西班牙裔美国诗人和哲学家George Santayana曾警告世人"忘记过去会让历史重演"，在造桥史上更是如此。过去150年来，几乎每隔一段时间就会出现令人震惊的失败。