Life is like a brief training course.
人生就像一场短暂的培训课程。
句子使用like进行比喻表达，将抽象的人生概念形象化。
"Life is not meant for comparison, but for completion."
"Life is like a circle, where the starting point is also the destination."
"Past experiences, no matter how glorious, are like fading flowers."
"Life is like a game of chess, where character matters more than the moves."
"Life is like a mountain; what matters is not its height, but its elegance."