该句使用强调句意结构，通过‘only’突出‘persistence’的核心地位，表达简洁有力。
"Tell me the secret of my success, and I will tell you: My only strength is my persistence." — Bass
"The true way to maintain health all one's life is to extend the youth of the heart." — Collins
"Everywhere this wall of indifference falls, paving the way for innovators, reformers, and creators. This is the crucial duty of administrative bodies and leaders."
"Learning is labor; it is labor filled with thought." — Shenksi
"The purpose of education is to enable every individual to possess the will to do what they ought to do."
"Whether starting or stopping, if one is exposed to the sun once and frozen ten times, then even reading for a hundred years, I have not seen how it could succeed."
"Day after day, living calmly without much disturbance: sleeping, waking, eating. Moods are sometimes good, sometimes bad. Watching TV, falling in love, studying, going to school. When you look back casually at those ordinary days repeating themselves, you will find they have left behind something or other. Like those grains of sand, pure and warm." — Banana Yoshimoto
"Think deeply about the path of standing firm; read carefully books on refining one's skills." — Anonymous
"Learning has two taboos: arrogance and narrow-mindedness." — Anonymous
"The enemy of learning is one's own complacency. To seriously learn something, one must start with self-dissatisfaction. To oneself, one must be 'never tired of learning.'"
"One says they have read much, but upon reflecting on affairs, realize their insufficiency." — Wang Anshi (Song Dynasty)
“告诉我使我达到目标的奥秘吧，我唯一的力量就是我的坚持精神。”——巴斯
“保持一生健壮的真正方法是延长青春的心。”——科林斯
“处处都倒下这道冷漠的墙，给有创新精神的人，革新者，创造着开路，这就是管理机关和领导人的重要任务。”
“学习是劳动，是充满思想的劳动。”——申斯基
“教育的目的，在於让每一个人具备做自己应该做的事的意愿。”
“或作或辍，一暴十寒，则虽读书百年，吾未见其可也。”
“每天每天，波澜不惊地活着，睡觉、起床、吃饭。情绪有好的时候，也有不好的时候，看电视，恋爱，学习，去上学。当你不经意回眸那些日复一日的平凡日子时，会发现它多多少少都会留下些什么。就像那些沙子一样，纯净温暖。”——吉本芭娜娜
“深思立身道；精读修业书。”——佚名
“学习有两忌，自高和自狭。”——佚名
“学习的敌人是自己的满足，要认真学习一点东西，必须从不自满开始。对自己，"学而不厌"。”
“读书谓已多，抚事知不足。”——（宋）王安石