We must have reverence when making products and be responsible to users.
做产品要有敬畏之心，要对用户负责。
"Every journey conceals another journey within its lines: the path not taken and the forgotten angle."
读书的人死前活过千次，不读书的人只活一次。
Quality is free. It's not a gift, but it's free. What costs money are the unquality things -- all the actions that involve not doing jobs right the first time.
Words were not given to man in order to conceal his thoughts.
The hardest single part of building a software system is deciding precisely what to build.
The true poet is a man who is always in love with life.