揠苗助长

yàmiáo-zhùzhǎng

(1) [ spoil things by excessive enthusiasm as one who tries to help the shoots grew by pulling them up] 古时候宋国有个人, 嫌禾苗长得太慢, 就一棵棵地往上拔起一点。 后来用来比喻不顾事物的发展规律, 急于求成, 反把事情弄坏

揠苗助长, 苦心极力, 卒无所得也。 --宋·吕本中《紫微杂说》

(2) 也说"拔苗助长"