Blood is thicker than .....

You can't get ..... out of a stone.

Don't look a ..... horse in the mouth

A bird in the hand is worth two in the .....

Birds of a feather ..... together

People who live in glasshouses shouldn't throw .....

A rolling stone gathers no .....

In for a penny, in for a .....

It never rains but it .....

One man's meat is another man's .....