1. 或许是吧。人们相信，天下大势合久必分，分久必合，循环往复。
Yes, more or less. There is a widespread belief.
2. 他看到一位街头魔术师在表演环环相扣。两个金属环在魔术师手中不断地上演着分久必合、合久必分。
He watched a street magician perform the linking rings trick, in which two solid metal rings are repeatedly linked together and unlinked.
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3. 尽管，偶尔我轻柔的倔强也会碰撞你到潇洒的转身，可你我始终没能逃脱“合久必分、分久必合”的真理！
Although, occasionally I will crash your soft stubborn to turn around chic, but you still did not escape me, " together for a long time to divide, long period of division, " the truth!