He was a wight of high renown,
And thou art but of low degree:
‘Tis pride that pulls the country down
Then take think auld cloak about thee.

– William Shakespeare

Othello, Act 2, Scene 3. Iago sings of King Stephen’s downfall caused by his pride, as he belts out drinking songs with Cassio to get him drunk. The song expresses Iago’s resentment and jealousy of people in higher positions, like Cassio and Othello.