to fail to do what one promised
违背承诺 (wèibèi chéngnuò)
"She broke her promise and didn’t call him."
"她违背了承诺，没有给他打电话。" (tā wèibèi le chéngnuò, méiyǒu gěi tā dǎ diànhuà)
a very strong desire to achieve something
very tough and determined
a true and final test of success
quiet or calm people often have deep thoughts or emotions
to forget past disagreements and forgive each other
to plan a new direction or strategy
