That some risk of error remains must be admitted, since human beings are fallible.

必须承认仍然存在一些错误的风险， 因为人类是容易犯错的。

Instead, they aim to reach those goals while accepting the risk of error.

相反的，他们为了达到目的，愿意接受冒险和犯错。总结：为了完成目标，愿意接受冒险和犯错。

Nevertheless, in spite of the risk of error, precision is the goal at which we must aim.

然而，尽管存在出错的风险，但精确度是我们必须追求的目标。

Philosophy may claim justly that it diminishes the risk of error, and that in some cases it renders the risk so small as to be practically negligible.

哲学可以公正地声称它减少了错误的风险， 并且在某些情况下它使风险变得如此之小以至于几乎可以忽略不计。