该句使用不定式短语作表语，清晰表达了青年时期的主要任务。
We may be helpless against faith, but without it, nothing can be done. Samuel Butler once said, “There is no way to deal with it, faith. But without it, nothing can be accomplished.”
Montaigne believed that “Only faith makes happiness real.”
Einstein emphasized that “The will of a person supported by indomitable faith has greater power than seemingly invincible material forces.”
Zhao Xinxin compared faith to a salesman of new products who goes door to door looking for customers; he noted that “It will never voluntarily knock on your door.”
Chliuevsky pointed out that “The fixation of faith may reflect not only the consistency of thinking but also the inertia of ideas.”
Sukhomlinsky stated, “Faith can only survive in active action; only then can it be strengthened and tempered.”
Einstein added, “Faith is best supported by experience and clear thinking.”
Ruskin noted that “Youth is the time to cultivate habits, hopes, and faith.”
Amir stated, “Faith is beneficial, but it does not possess truth.”
Dugault pointed out, “Fresh and powerful doctrines are inherently exclusive in nature. To tolerate opposing beliefs from the start means lacking action, appearing weak, and being utterly ineffective.” Kaloyev emphasized that “Patriotism, like other moral sentiments and faith, elevates one to a higher state.”
面对信念，我们或许束手无策，但若没有它，万事皆休。撒姆尔·巴特勒曾指出：“拿它没办法，信念。但是没有它什么也做不成。”
蒙田认为：“只有信念使快乐真实。”
爱因斯坦强调：“由百折不挠的信念所支持的人的意志，比那些似乎是无敌的物质力量具有更大的威力。”
赵鑫珊比喻道：“信念不是到处去寻找顾客的新产品推销员，它永远也不会主动地去敲你的大门。”
克柳切夫斯基指出：“信念的固定性不仅可能反映思维的一贯性，而且还可能反映思想的惰性。”
苏霍姆林斯基认为：“信念只有在积极的行动之中才能够生存，才能够得到加强和磨炼。”
爱因斯坦补充道：“信念最好能由经验和明确的思想来支持。”
拉斯金指出：“青年时代是培养习惯，希望和信念的一段时光。”
阿米尔表示：“信念是有益的，但它不具有真理性。”
杜伽尔指出：“新鲜有力的主义，在性质上本来就有排他性。从开始就容忍敌方的信念，不可能有行动力，显得软弱，而毫无功效。”凯洛夫则强调：“爱国主义和其它道德感情与信念一样，使人趋于高尚。”