该句使用并列结构说明劳动在多个层面的意义。
Courage goes hand in hand with reflection and decision-making. —— Yu Wujin
Industry is the foundation of success; without effort, nothing can be achieved. —— Zhang Heng
The greatest glory in life is not in never falling, but in rising every time we fall.
I believe the best way to overcome fear is to face what you fear and push forward until you succeed.
Things earned with effort are more precious than those obtained without struggle. Obvious truths are easily understood and bring temporary pleasure, but are quickly forgotten. —— Boccaccio
Labor is the foundation and means of human existence, a source of perfection in physical, intellectual, and moral aspects. —— Ushinsky
Courage is born in struggle; courage is cultivated through daily resistance to difficulties.
Fear is the only thing we should truly fear.
Most people only complain about a lack of strength when it is already too late to use it.
In the realms of labor and creation, do not fear being bold or reckless.
Bitterness and sweetness come from the outside; strength comes from within, from one's own efforts.
Our most important principle is: do not let people defeat you, and do not let circumstances defeat you. —— Marie Curie
Courage resides in the soul, not just in a strong body.
勇敢是与深思和决断为伍的。——俞吾金
人生在勤，不索何获？——张衡
生命中最值得荣耀的，不是没有失败，而是在每次失败后都能勇敢地站起来。
我认为克服恐惧最好的办法理应是：面对内心所恐惧的事情，勇往直前地去做，直到成功为止。
经过费力才得到的东西要比不费力就得到的东西更令人喜爱。一目了然的真理不费力就可以懂，懂了也感到暂时的愉快，但是很快就被遗忘了。——薄伽丘
劳动是人类存在的基础和手段，是一个人在体格、智慧和道德上臻于完善的源泉。——乌申斯基
勇敢产生于斗争中，勇气是在每天对困难的顽强抵抗中养成。
害怕，这是我们唯一应当害怕的东西。
大多数人都是在运用力量时已经太晚的时候，才埋怨缺乏力量。
在劳动和创造的领域里，不要担心大胆鲁莽和奋不顾身。
苦和甜来自外界，坚强则来自内心，来自一个人的努力。
我们最重要的原则是：不要叫人打倒你，也不要叫事情打倒你。——居里夫人
勇敢寓于灵魂之中，而不单凭一个强壮的躯体。
"Every thread is a life every meal earned through toil"
"Among all things under heaven, labor comes first."
"Labor allows one to escape loneliness, greed, and poverty"
"Every book is the result of vast collective labor; therefore, such labor should be cherished."
"Without labor, a normal life is impossible."