「言之過早 / 言之尚早」

(pos:語句)
<explanation>
yue:而家下定論或者俾意見未免太早
eng:too early to claim something
<eg>
yue:而家咁早就話改革失敗，又未免言之過早。 (ji4 gaa1 gam3 zou2 zau6 waa6 goi2 gaak3 sat1 baai6, jau6 mei6 min5 jin4 zi1 gwo3 zou2.)
eng:It's too early to nail the coffin of the reform.