我儿子和你好像废话我是他亲爹
[wŏ ér zi hé nĭ hăo xiàng fèi huà wŏ shì tā qīn diē]
Translates roughly to 'You are like my son... nonsense, I am his biological father'. It uses a somewhat sarcastic or playful statement to express clear and firm facts, likely in a lighthearted manner.