句子结构精炼，运用过去时态生动地刻画了人物的情绪瞬间。
She was once a beautiful and gifted woman. At 15, she entered university; at 19, she became a university lecturer; at 22, she enrolled in postgraduate studies at the Chinese Academy of Sciences; and by 24, she was already teaching graduate students there. Life was smooth and successful, filled with flowers and applause. However, at the age of 29, fate suddenly closed the door to happiness and cast her into a dark abyss. Due to optic nerve lesions, she lost her sight, and along with the light, she lost her husband and children.
She wanted to learn Braille and return to her academic field. But by then, she was 30. Being too old for a school for the blind, she had no choice but to teach herself. She began to "see" through her fingertips. The first English word she traced was "cabbage." She spent an entire hour feeling those seven letters, yet she still could not understand the word. When her father gave her the answer, she wept. She cried for her own perceived clumsiness. She, who had been an English professor at the Chinese Academy of Sciences and was once an incredibly fast reader, could no longer recognize a simple word like "cabbage."
她曾是一位美丽而富有才华的女性。15岁考入大学，19岁成为大学教师，22岁进入中科院攻读研究生，24岁便已在中科院指导研究生。随后，她恋爱、结婚、生子，人生轨迹顺遂，生活充满了鲜花与掌声。然而，在29岁那年，命运却突然关闭了通往幸福的大门，将她坠入黑暗的深渊。因视神经病变，她双目失明，随之逝去的，还有她的丈夫与孩子。
她渴望学习盲文，重新回归自己的知识领域。但此时她已30岁，无法再去盲人学校系统学习，只能选择自学。她开始尝试用手指去“看”盲文。她摸到的第一个英文单词是“cabbage”，这七个字母她用手指摸索了一个小时，却始终无法理解其含义。当父亲告知答案时，她流下了委屈的泪水。她为自己的笨拙而难过，毕竟她曾是中科院的英语教授，曾能做到目不暇接、过目不忘，如今却连一个简单的单词都认不出。
"When facing setbacks and feeling despondent about the future"
"Setbacks are actually the tuition fees paid on the road to success."
"Do not complain about setbacks, for they build strength."
"Setbacks are a part of life that test our willpower."
"Therefore, when troubles appear, do not blame fate, complain about others, or reject yourself."