For pressing milk brings out curds, and pressing the nose brings out blood, and pressing anger brings out a quarrel.
In context
31the strutting cock, the he-goat, and a king whom no one dares to face. 32If you have played the fool by exalting yourself, or if you have schemed—hand over your mouth! 33For pressing milk brings out curds, and pressing the nose brings out blood, and pressing anger brings out a quarrel.