句子使用not but结构形成对比，突出坚持的重要作用。
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