原谅我说话刻薄无情不善
[yuán liàng wŏ shuō huà kè bó wú qíng bù shàn]
'Forgive my harsh words' or 'I speak harshly, coldly and unfriendly.' This suggests that the person feels their way of speaking can be unkind and wants to acknowledge this, perhaps seeking forgiveness for it.