All is flux, nothing is stationary.
Those who hear and do not understand are like the deaf. Of them the proverb says: "Present, they are absent."
Whoever cannot seek the unforeseen sees nothing for the known way is an impasse.
The waking have one common world, but the sleeping turn aside each into a world of his own
If you do not expect the unexpected, you will not recognize it when it arrives.
All men have the capacity of knowing themselves and acting with moderation.