Do not,for one repulse,forgot the purpose that you resolved

Do not,for one repulse,forgot the purpose that you resolved to effort.不要只因一次挫败,就忘...
Do not,for one repulse,forgot the purpose that you resolved to effort.不要只因一次挫败,就忘记你原先决定想达到的远方.什么挫败什么达到的远方怎么说得我糊里糊涂的解释一下多谢!