1. Horses are stupid.

2. Horses are stupid and mean.

3. Horses are idiots.

4. Horses are stupid idiots.

5. Horses are mean to cats.

6. Horses are uncoordinated.

7. Horses are bad at spelling.

8. Horses have dumb expressions on their faces.

9. Durrrrrrrrrrr.

10. Horses ruin everything.

11. Horses are attention whores.

In conclusion: Horses are idiots.