So when you use this language, it helps you to speak with authority, to be more impressive, more confident.

因此，当你这样使用的时候，它可以帮助你让你在说话的时候更具权威性，给人留下更加深刻的印象，也更有自信。

That's why we're, he's speaking with authority here with more volume.

这就是为什么我们，他在这里用权威说话音量更大。

There is only one subject upon which the individual can speak with authority, and that is his own mind, but even here he is surrounded with darkness.

个人可以权威地谈论一个主题， 那就是他自己的思想， 但即使在这里他也被黑暗所包围。