struggle
vi。
努力, 奋斗, 同。。。斗争(against; with; for)
挣扎, 奋力前进, 艰难或奋力地进行(along; through; in; on; up)
struggle against [with] difficulties
与困难作斗争
strive
vi。
努力(to do; for; after)
竞争, 斗争(with); 反抗 (against)
strive hard to make greater progress
努力争取更大的进步
object
n。目的，目标
achieve one's object
达到目标
gain one's object
达到目的
overcome
vt。
打败, 征服; 克服(困难)
[常用被动语态]压倒, 制服, 。。。不堪(with, by)
overcome difficulties
战胜困难
overcome one's shortcomings
克服缺点
optimistic
adj。
乐观的；有信心的
in an optimistic mood; optimistic plans; took an optimistic view。
以乐观的心态；乐观的计划；持乐观见解。
nerve
n。
精力, 活力; 胆量, 勇气; 果断
a man of nerve
一个有胆量的人
brace one's nerve for an effort
为某项努力鼓起勇气
have the nerve for [to do]sth。
有勇气做某事, 有胆量做某事
Small gains bring great wealth。
积小利，成巨富。
Success belongs to the persevering。
胜利属于坚忍不拔的人。
Step by step the ladder is ascended。
登梯需要逐级登。
Omelets are not made without breaking of eggs。
鸡蛋不打破，蛋卷做不成；不甘愿吃苦，则预期效果
Optimists always picture themselves accomplishing their goals。
(Lucius Anaeus Seneca, Ancient Roman philosopher)
乐观主义者总是想象自己实现了目标的情景。(古罗马哲学家 西尼加 L A)
Nothing is difficult to the man who will try。
世上无难事，只要人肯试。
No way is impossible to courage。
勇士面前无险路。