Time is a slippery thing: lose hold of it once, and its string might sail out of your hands forever.
时间是个滑溜溜的东西:一旦失去控制,它的线索可能会永远从你手中溜走。
A man who dares to waste one hour of time has not discovered the value of life.  
如果你不设计自己的人生计划,你很可能会落入别人的计划中。猜猜他们为你计划了什么?不多。