Men of this world all rejoice in others being like themselves, and object to others not being like themselves.
ZhuangziTo be constant is to be useful. To be useful is to realize one's true nature. Realization of one's true nature is happiness. When one reaches happiness, one is close to perfection.
ZhuangziThe sage has the sun and moon by his side and the universe under his arm. He blends everything into a harmonious whole. . . . He blends the disparities of ten thousand years into one complete purity. All things are blended like this and mutually involve each other.
Zhuangzi