Most people do not take heed of the things they encounter, nor do they grasp them even when they have learned about them, although they suppose they do.
Nothing endures but change. There is nothing permanent except change. All is flux, nothing stays still.
A hidden connection is stronger than an obvious one.
The Lord whose oracle is at Delphi neither reveals nor conceals, but gives a sign
The phases of fire are craving and satiety.
The nature of things is in the habit of concealing itself.