该句为条件句，if引导条件状语从句，表达假设与结果。
66. Once the journey begins, life truly starts, and wisdom begins to unfold. Life often plays tricks on us: what you desire most may drift furthest away, and those you cling to most may cause the deepest pain.
67. If life is too mundane, even dreams lack the material to flourish.
68. People and things have their levels and layers; without these diverse complexities, there would be no vibrant reality. When I hold you, you are a delicate glass cup; when I let go, you become shattered shards.
69. In this world, there are too many hypocritical performances, too many slick expressions, too many inscrutable glances, and too many evasive words. They create barriers in life, preventing souls from connecting and bringing suspicion and indifference. In such times, we long for that innocent, fresh, sweet, and pure smile to cleanse the dust from our souls.
70. Do not be too certain of your own views; doing so may lead to fewer regrets.
71. Busyness is a blessing that leaves no room for pain; rushing is a joy that lets us feel life authentically; exhaustion is a luxury that wards off emptiness; and hardship is an experience that allows us to truly understand life.
66、启程了，人的生命才真正开始；启程了，人的智慧才得以发挥。生活时常与我们开玩笑：你期待什么，什么就会离你越远；你执着于谁，就会被谁伤害得最深。
67、生活若过于平淡，甚至连做梦都缺乏素材。
68、人有高低，物有层次，没有这些纷繁复杂的百态，哪来这花花世界？我捧着你时，你是个精致的玻璃杯；当我松手时，你便成了一地破碎的玻璃茬子。
69、尘世中，充斥着虚伪的表演、圆滑的表情、捉摸不透的眼神以及闪烁其词的话语。它们为生命增添了重重屏障，阻隔了心灵的靠近，让生活多了猜忌与冷漠。此时的我们，总渴望那份天真无邪、清新甜美、纯粹干净的笑颜，以此涤去心灵的浮尘。
70、不要太过于肯定自己的看法，这样或许能少一些后悔。
71、忙碌是一种幸福，让我们无暇体会痛苦；奔波是一种快乐，让我们真实地感受生活；疲惫是一种享受，让我们远离空虚；坎坷是一种经历，让我们真切地理解人生。
"Though dreams are illusory, they are your own."
"Youth is the only time we have the right to weave our dreams."
"Dreams can change your circumstances as long as they still exist."
"Friends, let us, alongside the great figures in this book, gradually transform ourselves and strive toward the dreams in our hearts!"
"Doing what you love doesn't mean life will be easy, but it certainly makes it wonderful."