句子使用被动结构描述概念，表达简洁且具有定义性质。
Social interaction is an emotional connection built between people. Regardless of the type, social activity is an indispensable part of society. Therefore, one should strive to leave a good first impression during a first encounter to enhance one's overall image.
Do not gossip about colleagues in front of others, as you are all in the same boat. Do not disparage colleagues in front of your superiors, as they are often wiser than you think. Do not express dissatisfaction with your boss to your coworkers, as this is often a moment when your loyalty is being evaluated. Do not complain about your direct supervisor to higher management, because their professional interests are far more closely linked than yours.
There was a time when I feared growing up, longing to stay forever in my parents' embrace. Yet, once grown, I found endless troubles. I once thought the world was beautiful, but reality proved otherwise. Many ambitions were crushed by the harshness of life. There were times of deep emotional pain with no one to turn to. I once believed university would be a fresh start, but I was wrong. Life has brought so many unexpected turns and frustrations.
Anger is punishing yourself for someone else's mistake; worry is torturing yourself over your own faults; regret is destroying yourself with unavoidable past events; anxiety is frightening yourself with imaginary risks; loneliness is imprisoning yourself in a self-made cell. Flying is best done against the wind; I do not fear being blocked by thousands, only that I might surrender. Tears exist to prove that sadness is not an illusion.
交际是人与人之间建立的一种带有情感色彩的互动。无论何种社交活动，都是社会生活中不可或缺的一部分。因此，在初次见面时，应努力给他人留下美好的第一印象，以提升整体形象。
不要在同事面前议论其他同事，因为大家都在同一利益共同体中；不要在上司面前诋毁同事，因为上司往往比你更睿智；不要在同事面前表达对上司的不满，因为这往往是上司考量你忠诚度的时机；不要向更高层的上司投诉你的直属上司，因为他们之间的利益纽带远比你深厚。
曾经害怕长大，渴望永远待在父母的怀抱里；长大后，才发现烦恼竟如此之多。曾经以为世界是美好的，现实却并非如愿；曾经满怀抱负，最终却被现实击碎。曾经内心受创却无处倾诉；曾经以为步入大学就能重新开始，后来才明白，现实往往充满了无奈。
发怒是用别人的错误来惩罚自己；烦恼是用自己的过失折磨自己；后悔是用无法改变的往事折磨自己；忧虑是用虚构的风险惊吓自己；孤独是用自制的牢房禁锢自己。逆风而行，才更适合飞翔；我不惧怕万众阻拦，只怕自己低头投降；泪水的存在，是为了证明悲伤并非幻觉。