So if loss of what gives happiness causes you distress when it fades, you can now understand that such happiness is worthless. It is said, those who lose themselves in their desire for things also lose their innate nature by being vulgar.
ZhuangziThere is a beginning. There is no beginning of that beginning ... There is something. There is nothing.
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