Don't tell me how good you make it; tell me how good it makes me when I use it.
不要告诉我你做得有多好；告诉我当我使用它时它让我感觉有多好。
Grow old along with me! The best is yet to be, the last of life, for which the first was made.
人不能以流水作为镜鉴，只能在静止的水面照见自己。