不要着急，最好的总会在最不经意时候出现。
Do not try to hard, the best things come when you least expect them to.
在你最不经意时候，事情可能变得很令人兴奋。
However, when you least expect it, things can quickly become very exciting.
共生关系有时候表现为：一个物种寻觅的食物会经由另外一个物种不经意地暴露出来。
Commensal associations sometimes involve one species' obtaining food that is inadvertently exposed by another.
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