Sharp quotes cut through the notion that wisdom must only exist in complicated formats. 
This is a selection of some of my favorites.
“It is only with the heart that one can see rightly.”
– Little Prince – Exupéry 
“Hunger is the best sauce.”
– Socrates
“Slow down, I’m in a hurry.” 
– Augustus
“Depth is the greatest of heights” 
– Fiona Apple
“They did not know it was impossible so they did it”
– Mark Twain
“The only way out is through.”
– Frost
“Think global, act local.” 
– Dubos
“Why is there something rather than nothing?”
– Heidegger
“No one can disarm a naked man.”
– Anon
“Know thyself.”
– Delphic Maxim
“What you resist, persist.”
– English Proverb
“If you suffer injustices, comfort yourself, for the true misfortune is to commit them.”
– Pythagoras
“Even if humility could not save us from hell, it would at least save us from ridicule.”
– Nicolas Gomez-Davila 
“The only history I care about is the history I am making today.”
– Henry Ford
“The tongue endures because it is soft; the teeth break because they are hard.” 
– Chinese Proverb
“They tried to bury me, but they didn’t know I was a seed.”
– Christianopoulos