don't count your chickens before they hatch
口语·劝人不要过早乐观或做计划
例句
You might get the job, but don't count your chickens before they hatch.
典故来源
源自伊索寓言《挤奶女工与牛奶桶》，女工幻想卖牛奶买鸡生蛋，结果打翻牛奶，提醒不要过早乐观。