世界上最美好和最美丽的东西是看不见甚至摸不着的——它们必须用心去感受。
The best performance improvement is the transition from the nonworking state to the working state.
成功不是终点,失败也非末日,重要的是继续前进的勇气。
We have to be prepared to take some risks, but they must be calculated risks.