El mal entra a brazadas y sale a pulgaradas

The  literal translation of this proverb is:

    "The evil enters with strokes and leaves in pinches."

An equivalent English saying is:

    "Mischief comes by the pound and goes away by the ounce."

Another Spanish expression

Al desdichado hace consuelo tener compania en su suerte y duelo.

Literal translation: The unlucky one finds consolation in being accompanied by his luck and in his pain.

Meaning of the phrase: Two in distress makes sorrow less.