Red sky at night shepherd's delight; red sky in the morning, shepherd's warning Link to proverb.
Quid pro quo Link to proverb.
If anything can go wrong, it will.
A rolling stone gathers no moss Link to proverb.
An ill wind that blows no one any good - It's.
Give a dog a bad name and hang him.
If the mountain won't come to Mohammed, then Mohammed must go to the mountain Link to proverb.