A good book is a conversation between the author and the reader.
The most dangerous poison is the feeling of achievement. The antidote is to think every evening what can be done better tomorrow.
人生は、自分で選んだ道を歩むことだ。
UNIX is very simple, it just needs a genius to understand its simplicity.
You are the author of your own life.
If you're not stubborn， you'll give up on experiments too soon. And if you're not flexible， you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.