"The only limit to our realization of tomorrow will be our doubts of today."
没有核心技术，就没有话语权。
Happiness lies in the joy of achievement and the thrill of creative effort.
一个人做得越多，看得越多，感受得越多，就越有能力去做。
The intelligent investor is a realist who sells to optimists and buys from pessimists.