Heraclitus

"Those who sleep are in a private world; those who are awake share a common world."

"True wisdom is in knowing oneself."

"One must follow the common element; yet although the Logos is common to all, most people live as though they have private understanding."

"The path of becoming is one of perpetual transformation."

"Justice will overtake the fabricators of lies and the false witnesses."

"To change is to perfect oneself."

"Harmony is produced by the tension of opposing forces, like the pulling of a bow."

"All things come into being by conflict of opposites."

"The bow is called life, but its work is death."

"Eyes and ears are poor witnesses to men if they do not have understanding."

"One cannot discover new lands without consenting to lose sight of the shore."

"Knowing yourself is the beginning of all wisdom."

"The more one knows, the more one realizes how much one does not know."

"Nothing is permanent except change."

"Time is a child playing a board game; the kingship is in the hands of a child."

"A hidden connection is better than an obvious one."

"The world order came from no god and no man, but it always was, is, and always will be."

"To those who step into the same rivers, different and again different waters flow."

"The greatest wisdom consists of knowing that all changes are relative."

"Each man is the architect of his own destiny."

"Obscurity is darkness to the unripe mind."

"Bad men live that they may eat and drink, good men eat and drink that they may live."

"The sun is new each day to those with insight."

"Understanding comes only through contradiction."

"All is one and one is all."

"The path of becoming is neither moral nor immoral, but necessary."

"To go backward is to go forward."

"Illness makes health sweet and good, hunger satiety, weariness rest."

"The greatest perfection of man is to know and understand that which is unknowable."

"The things of which there is seeing, hearing, learning, I especially honor these."