众所周知，许多人努力忽视过去错误，到后来历史重演。
Many people try to ignore past errors, but then history repeats itself, as we all know.
许多人努力地去理解身边的万事万物，或者仅仅是增加知识储备。但知识是何物？
Many people seek to understand the world around them, or simply to add to the 'body of knowledge', but what is knowledge?
来自全国各地的许多人都付出了巨大努力帮助猎鹰活到成年。
Many people all around the country work very hard to help falcons live to adulthood.
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