It is harder to fight pleasure than to fight emotion.
All things come into being through opposition and all are in flux like a river
There is exchange of all things for fire and of fire for all things, as there is of wares for gold and of gold for wares.
Wisdom consists in speaking and acting the truth.
The unexpected connection is more powerful than one that is obvious.
No one can step twice into the same river, nor touch mortal substance twice in the same condition. By the speed of its change, it scatters and gathers again.