The fourth (of the four cardinal virtues) is supportiveness: this manifests as service to others without expectation of reward. (Paraphrased: Such service is not a mere conforming to some external rule of behavior, but instead a manifestation of your original nature).
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.
In the Golden Age, Rulers were unknown. In the following age Rulers were loved and praised. Next came the age When rulers were feared. Finally the age When rulers are hated.
It (Tao) is eternally without desire. So, it can be called small. All things return to it, although it does not make itself their ruler. So, it can be called great.
The new life created by the final integration is self-aware yet without ego, capable of inhabiting a body yet not attached to it, and guided by wisdom rather than emotion. Whole and virtuous, it can never die.
Peacefulness is an inner sense of calm - it comes from becoming still - in order to reflect and meditate on our inner wisdom and receive answers. A peaceful heart is one that is free from worry and rouble. It's becoming quiet so we can look at things quietly so we can more clearly understand them and thus come up with creative solutions. It is learning to live in the present. Freedom from desire leads to inner peace.