Simple eight-character idioms

The wolf has a winning game when the shepherds quarrel.

Snipers and mussels compete for the interests of fishermen.

The arrow must hit the string.

It never rains but it pours

I haven't seen Sanqiu for a day.

A leaf can't see Mount Tai.

The remembrance of the past is the teacher of the future

Turn a blind eye, turn a deaf ear.

One person can resist ten thousand people.

As you sow, you reap.

There must be a teacher in a threesome.

Thousands of miles of levees were destroyed by ant nests.