如果你如此浪费时间，你的青春会毫无价值地逝去。
Your youth will pass away valueless if you waste your time like this.
如果你是一个乐观者，会更关心问题的解决而不是毫无价值地怨天尤人。
When you are an optimist, you're more concerned with problem-solving than with useless carping about issues.
想象一下，有个淘金者，在矿山中很努力地工作，但只是发现他挖出的矿石都是毫无价值的。
Imagine a gold digger who has made considerable efforts in a mine, only to find that the mine ore is worthless.
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