将这段英文文本翻译成中文。
英文文本：I have a dream that one day this nation will rise up and live out the true meaning of its creed: "We hold these truths to be self-evident, that all men are created equal."
我有一个梦想，希望有一天这个国家能够站起来，实现其信条的真正含义：“我们认为这些真理是不言而喻的，所有人都是平等创造的。”