Thorn bushes grow where armies have camped.
In the pursuit of learning, every day something is acquired. In the pursuit of Tao, every day something is dropped.
What is well rooted cannot be pulled up. What is firmly grasped will not slip loose. It will be honoured from generation to generation.
What's the difference between beautiful and ugly?
To rule by knowledge ravages the country.
The wise man knows without traveling.