在这个问题上，他的话不具备权威性。

Zài zhè gè wèntí shàng, tā de huà bù jùbèi quánwēixìng.

On this issue, what he says is not authoritative.

父母在孩子心中往往具有天然的权威。

Fùmǔ zài háizi xīnzhōng wǎngwǎng jùyǒu tiānrán de quánwēi.

Parents often have a natural authority in their children's hearts.