Anything which is at variance and enmity with itself is not likely to be in union or harmony with any other thing

Anything which is at variance and enmity with itself is not likely to be in union or harmony with any other thing. Plato. Lysis or Friendship.

Image: Polynices giving Eriphyle the necklace of Harmonia on an Attic red-figure oinochoe 450-440 BCE (digitally enhanced to minimize glare)