句子使用宾语从句说明结论，并通过系表结构强调自制力的重要作用。
Marie Curie was the only woman in the world to win the Nobel Prize twice. Born in Poland into a poor family, she often faced hunger and cold during her studies, sometimes even having to sleep with a chair pressed against her quilt to stay warm. Bacon once said, "The virtue required in prosperity is temperance, the virtue required in adversity is perseverance; the latter is more difficult to attain and more precious." This tells us that strong self-control is an indispensable part of persistence. When faced with life's hardships and setbacks, or the obstacles on the road to progress, we should face them head-on rather than retreat, turning difficulties into strong will and endurance, and into unwavering effort.
Einstein said, "Between genius and hard work, I would never hesitate to choose hard work." If even a great wise man like Einstein thinks this way, why shouldn't we?
"A galloping horse cannot cover ten steps in one leap, but a slow horse can travel great distances through constant effort." The secret to success lies not in instant achievement, but in whether you can persist. Set your goals and fight relentlessly; success will eventually greet you.
居里夫人是世界上唯一一位两次获得诺贝尔奖的女科学家。她出生在波兰，家境贫寒，求学期间常常处于饥寒交迫的状态，冬天甚至冻得难以入睡，不得不把椅子压在被子上御寒。培根曾言：“荣幸中所须要的美德是控制，而恶运中所需要的美德是坚韧，后者比前者更难堪能宝贵。”这告诉我们，顽强的自制力是坚持不懈中不可或缺的部分。面对生活中的苦难与挫折，面对前进道路上的艰辛险阻，我们要迎难而上，而非知难而退，将困难转化为坚强的意志和持久的毅力，化作矢志不移的努力。
爱因斯坦说：“在天才与勤奋之间，我绝不犹豫地选择勤奋。”连爱因斯坦这样的大智者都如此，何况是我们呢？
“骐骥一跃，不能十步；驽马十驾，勤能补拙。”成功的秘诀并不在于一蹴而就，而在于你是否能够持之以恒。认准目标，不懈奋斗，成功终会向我们招手。
"While treating others well, remember to treat yourself with kindness."
"Some constraints are self-imposed; some pressures are self-inflicted."
"Some coincidences become habits, some habits foster expectations, and expectations lead to disappointment."
"Learn to adapt, and your circumstances will gradually improve."
"Life itself is not exhausting; what makes it heavy is often our choice to carry problems instead of solving them."