如果你自相矛盾，别人会觉得你不可靠。

If you contradict yourself, others will find you unreliable.

他的声明前后自相矛盾，让人怀疑他的诚意。

His statements contradict themselves, making people doubt his sincerity.

他说话总是自相矛盾，让人很难相信他。

He always contradicts himself, making it hard to trust him.

她在会议上自相矛盾，让大家感到困惑。

She contradicted herself during the meeting, confusing everyone.

有些人认为全能是一个自相矛盾的概念。

Some argue that omnipotence is a paradoxical concept.

她在解释时自相矛盾，让问题变得更加复杂。

She contradicted herself while explaining, making the issue more complicated.

政客的谎言在他自相矛盾的言论中显而易见。

The politician's mendacity was evident in his contradictory statements.

政策不明确，自相矛盾。

The policy is unclear and contradictory.

很好，那么我就是要自相矛盾。

Very well then, I contradict myself.

（逻辑学）自相矛盾。

(in logic) a self-contradiction.