话不投机半句多

1. • when views are irreconcilable, it's a waste of breath to continue discussion

     idiom

Character by character

• 话(huà)dialect
• 不(bù)no
• 投(tóu)throw
• 机(jī)surname Ji
• 半(bàn)half
• 句(jù)sentence
• 多(duō)many