Here are some quotes about how words can hurt:

- "Words hurt more than anything else can, because they last, sometimes forever."
- "Spiteful words can hurt your feelings but silence breaks your heart." ― C. S. Lewis
- "Choose your words carefully. You can’t take back the hurt that harsh words cause."
- "We are masters of the unsaid words, but slaves of those we let slip out." ― Winston Churchill
- "Think twice before you speak, because your words and influence will plant the seed of either success or failure in the mind of another." ― Napoleon Hill

I hope these quotes help you deal with any pain you may be experiencing.