Anyway ill try to explain what wzor was saying (so people dont need to decode that weird google translation).

无论如何都很难解释waor所说的东西（因此人们也没有必要理解奇怪的google翻译）。

youdao

When invoking unknown code (which listeners certainly qualify as), it is prudent to execute it in a try-catch block so that ill-behaved listeners do not do more damage than necessary.

在调用未知代码(侦听器就是这样的代码)时，谨慎的方式是在try - catch块中执行它，这样，行为有误的侦听器不会造成更多不必要的破坏。

youdao

Incurably ill patients grapple with both despair and hope of such magnitude that they are willing to try unproven embryonic stem cell treatments overseas despite mounting evidence that doctors who perform such procedures, currently not approved in the United States, do so only to convert hope into cash.

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