人不可貌相，海水不可斗量 rén bù kě màoxiāng, hǎishuǐ bù kě dòu liàng

rén bù kě màoxiāng, hǎishuǐ bù kě dòu liàng phrase you can't judge a person by appearance, just as you can't measure the sea with a pint pot
Domain: Proverb 谚语
Notes: (CC-CEDICT '人不可貌相，海水不可斗量')