写作有点像拉屎。如果太费力，那就有问题了。
多样性推动创新；它是创造性思维的燃料。
The key is to set realistic customer expectations, and then not to just meet them, but to exceed them—preferably in unexpected and helpful ways.
The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.
