The good man is the teacher of the bad, And the bad is the material from which the good may learn. He who does not value the teacher, Or greatly care for the material, Is greatly deluded although he may be learned. Such is the essential mystery.

Distortion upon distortion: . . . the more one uses the mind, the more confused one becomes.

A great country needs more people to serve it. A small country needs more people to serve. So, if both shall get what they need, the great country ought to yield.

Always be on the lookout for ways to nurture your dream.

When a country is in harmony with the Tao, the factories make trucks and tractors. When a country goes counter to the Tao, warheads are stockpiled outside the cities. There is no greater illusion than fear, no greater wrong than preparing to defend yourself, no greater misfortune than having an enemy. Whoever can see through all fear will always be safe.

A good calculator does not need artificial aids.

The most straight seems curved.