Here is what I've found: many people don't hold themselves to a high standard and, therefore, go back on their word or don't fulfill obligations they say they'll fulfill.

这是我发现的许多事情：许多人并没有以高标准来要求自己，所以他们总是不停地食言或并没有履行他们承诺履行的义务。

youdao

"It's a big disappointment because they had given their word they would play and one doesn't go back on his word, " added Lievremont.

BBC: France omit Sebastien Chabal & William Servat for tour