该句使用by引导方式状语结构，表达因果关系。
Peeking into someone else's private letters is unethical, especially when publishing them. However, I understand that some people wish to share their secrets with others; expressing true feelings can touch those around them and allow mutual sharing of insights. I do not love receiving letters, but I love sharing.
Human life occurs only once; it does not extend indefinitely. It has a beginning and an end. We respect life's resilience and also revere how it quietly and relentlessly passes away. Life requires our love. By cherishing life, you will experience its deeper meaning.
One should be as light as a bird, not like a powerless feather.
Doing something you do not wish to do and feeling troubled is pain. Doing something not your own with joy is wisdom. Doing what you desire but feeling helpless is dissatisfaction. Doing what you wish with a joyful heart—that is true happiness.
Speak little to cultivate energy, engage in few affairs to nurture spirit, think little to preserve essence, and let go of excessive desires to nourish character.
There is no innate unwavering belief; it is only through continuous cultivation that a firm conviction is formed.
偷看他人的私人信件是不道德的，尤其是还将其公布。但我明白，有些人希望将心中的秘密倾诉给另一人，这些真情实感的表达能够打动身边的人，彼此分享所得与感悟。我并非爱收信，而是喜欢分享。
人的生命只有一次，它不会延续到永远，有起点也有终点。我们敬畏生命的不屈不挠，也敬畏它悄然、毫不留情地逝去。生命需要我们去热爱。热爱生命时，你会体会到生命中更深层的意义。
应该像一只轻盈的鸟儿，而非一根无力的羽毛。
做自己不想做的事而感到烦恼，这是痛苦。用愉快的心情去做不属于自己的事，这是智慧。做自己想做的事却感到无奈，这是不知足。用快乐的心做自己想做的事，这才是真正的幸福。
寡言养气，寡事养神，寡思养精，寡念养性。
没有天生的坚定信念，只有通过不断培养而形成的决定信念。
"Flowers bloom for a season, and humans live for a lifetime."
"Life is both a process toward a goal and a collection of moments."
"For those who do not understand life it becomes a form of punishment"
"When a bird is about to die, its cry is mournful; when a person is about to die, their words are profound."