耳闻不如目见（耳聞不如目見）　

◎ 耳闻不如目见 ěr wén bù rú mù jiàn

[seeing for oneself is better than hearing from others] 耳听的不如眼见的真实

耳闻不如目见,吾曹目见何可共辨。——《魏书·崔浩传》