句子使用Only强调唯一性，突出行动在改变命运中的核心作用。
One's attitude determines one's height.
Only action can change destiny.
Opportunity knocks but once.
Even if the whole world denies me, I will still believe in myself.
Do not use the past to measure the happiness or misfortune of life! Every life can bloom beautifully, as long as you cherish it.
A person who pursues with persistence and finds great joy in it is a successful person. — Thoreau
With a firm will, it is as if you have added wings to your feet. — Joe Bailey
The most important thing in life is to have a grand goal and to achieve it with talent and perseverance. — Goethe
A life without pressure is empty; a youth without pressure withers; a life without pressure is dim.
Life is like a cup of coffee without sugar; it is bitter to taste, but the aftertaste lingers for a long time.
一个人的态度决定了他的高度。
唯有行动才能改变命运。
机不可失，时不再来。
即便全世界都否定我，我依然会相信自己。
不要轻易用过去来衡量生活的幸福与不幸！每个人的生命都可以绽放美丽，只要你懂得珍惜。
执着追求并从中得到最大快乐的人，才是成功者。——梭罗
有了坚定的意志，就等于给双脚添了一对翅膀。——乔·贝利
生命里最重要的事情是要有个远大的目标，并借助才能与坚毅来完成它。——歌德
没有压力的生活就会空虚；没有压力的青春就会枯萎；没有压力的生命就会黯淡。
人生就像一杯没有加糖的咖啡，喝起来是苦涩的，回味起来却有久久不会退去的余香。