In other words, waiting for something and working hard to get it made it feel more valuable and more stimulating.
换句话说，对一样东西怀有期待并为了得到它而付出努力会让这个东西感觉更有价值，更刺激。
So, it is even more difficult if you're a toddler or preschooler asked to remain patient and happy while waiting for something or someone.
因此，换个角度想想，若是让一个孩子一直耐心地并愉快地去等待会更难。
You'll be more motivated to get going in the morning when you know you've got something good waiting for you in the kitchen.
当你早晨起床，知道你的厨房里有好吃的等着你时，你会精力充沛。
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