付出的心血没有白费 (the effort put in was not wasted)
Grammar & Usage
How it works
This expression consists of '付出的' (fùchū de), meaning 'that which was paid/put out', '心血' (xīnxuè), meaning 'painstaking effort/heart's blood', and '没有白费' (méiyǒu báifèi), meaning 'was not wasted'. It's used to convey that significant effort invested in something has yielded positive results or was worthwhile.
Sample sentences
经过多年的研究，他们的付出的心血没有白费，终于取得了突破性进展。
After years of research, their painstaking efforts were not wasted, and they finally achieved a breakthrough.
看到孩子们健康的成长，她觉得所有的付出的心血都没有白费。
Seeing her children grow up healthy, she felt that all the effort she put in was not wasted.
虽然过程很艰难，但最终的结果证明了付出的心血没有白费。
Although the process was difficult, the final outcome proved that the effort put in was not wasted.
Quick facts
Mnemonic
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Example
经过多年的研究，他们的付出的心血没有白费，终于取得了突破性进展。
After years of research, their painstaking efforts were not wasted, and they finally achieved a breakthrough.
看到孩子们健康的成长，她觉得所有的付出的心血都没有白费。
Seeing her children grow up healthy, she felt that all the effort she put in was not wasted.
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