今天的我打倒昨天的我 [－－－－－－－－－－]

Jyutping gam1 tin1 dik1 ngo5 daa2 dou2 zok6 tin1 dik1 ngo5
Pinyin jīn tiān de wǒ dǎ dǎo zuó tiān de wǒ

Definitions (Wiktionary)
  1. phrase, idiomatic
    to deny what one has previously said; to not keep one's words, to deny one's words
    (syn.) 今日的我打倒昨日的我