句子使用让步条件结构，强调在不同情况下保持坚定态度。
If you stop halfway, even wood will not break; if you persevere, even stone can be carved. — Xun Kuang
Great works are accomplished not by strength, but by perseverance. — Johnson
Since I have set out on this path, nothing should hinder me from walking it to the end. — Kant
I can accept failure, but I cannot accept giving up! — Michael Jordan
No matter the time or the circumstances, I will never allow myself to feel discouraged. — Edison
Dreams are the firm belief in one's conviction, the desire to fulfill ideals, and the unwavering persistence that is the greatest wealth of everyone who possesses them. — Ren Chuqi
Do not lose confidence; as long as you persevere, you will eventually see results. — Qian Xuesen
To succeed, one must possess the spirit of never giving up; the moment you learn to give up, you begin to progress. — Jack Ma
Even if you fall a hundred times, stand up a hundred and one times. — Zhang Haidi
Persevering to the end and never giving up is the guarantee of success. As long as you do not give up, you have a chance; those who give up are destined to fail. — Chen Anzhi
Time flies and never returns, and once a career is abandoned, it is hard to achieve again. — Bai Langning
Patience and perseverance may be painful, but they will gradually bring you benefits. — Ovid
Never, never, never give up! — Churchill
锲而舍之，朽木不折；锲而不舍，金石可镂。——荀况
伟大的作品不是靠力量，而是靠坚持来完成的。——约翰逊
既然我已经踏上这条道路，那么，任何东西都不应妨碍我沿着这条路走下去。——康德
我可以接受失败，但我不能接受放弃！——迈克尔·乔丹
无论什么时候，不管遇到什么情况，我绝不允许自己有一点点灰心丧气。——爱迪生
梦想，是坚信自己的信念，完成理想的欲望和永不放弃的坚持，是每个拥有它的人最伟大的财富。——任初七
不要失去信心，只要坚持不懈，就终会有成果的。——钱学森
人要成功一定要有永不放弃的精神，当你学会放弃的时候，你才开始进步。——马云
即使跌倒一百次，也要一百零一次地站起来。——张海迪
坚持到底，决不放弃，是成功的保证。只要你不放弃，你就有机会；而放弃的人，注定无法成功。——陈安之
年华一去不复返，事业放弃再难成。——白郎宁
忍耐和坚持虽是痛苦的事情，但却能逐渐为你带来益处。——奥维德
永远，永远，永远不要放弃！——丘吉尔
"The most terrible enemy is the lack of strong conviction."
"Behind every great individual stands a firm belief."
"Those who are determined to succeed never easily say, 'It's impossible.'"
"Only when you believe in success will you commit fully."
"Strong beliefs can win the hearts of the strong and make them even stronger."