Dr Mahathir Mohamad is perfect - at least that is what the former prime minister thinks of himself, according to Prime Minister Najib Abdul Razak.

Najib said this in response to Mahathir's apparent refusal to admit he had done any wrong in the mass arrests of 1987, known as Operasi Lalang.

"More than 100 people were detained under Ops Lalang. Then he said it wasn't him and blamed the police.

"I have to listen to the police but when does Mahathir listen to anyone?" he said in his speech at the 64th MCA annual general assembly in Kuala Lumpur today.

Najib said Mahathir even refused to listen to his deputies when he was prime minister.

He had problems with every single deputy, he had problems with every single person except himself. Because Mahathir is perfect, nobody else (is)," Najib said in a sarcastic manner...