How does the phrase "like a lamb to the slaughter" apply to August Pullman?

Oh, I loved the book Wonder!

"Like a lamb to the slaughter" refers to Auggie having been home-schooled by his parents in an effort to protect him from the taunts and bullying that comes with having a terrible facial deformity. But Auggie's Mum decides it's time for him to taste the real world. But his Dad refers to the sentence " Like a lamb to the slaughter ". Meaning they'll be putting August in danger, or in a dangerous and different environment.

In other words: "Like a lamb to the slaughter" refers to Auggie having been home-schooled by his parents in an effort to protect him from the taunts and bullying that comes with having a terrible facial deformity.

Explanation:

I hope you like the book as much as me!