What hint suggests that perhaps gulliver's does not always tell the truth?

One hint that suggests Gulliver may not always tell the truth is the fantastical nature of his adventures and encounters. Some of the events described in the story are exaggerated or impossible, leading readers to question the reliability of Gulliver's narration. Additionally, his ability to conveniently navigate and survive in these extraordinary circumstances may raise doubts about the veracity of his accounts.