“Learning never exhausts the mind.”

“Once you learn to read, you will be forever free.”

“It is easier to build strong children than to repair broken men.”

“Real knowledge is to know the extent of one's ignorance.”

“Experience is simply the name we give our mistakes.”

“The only true wisdom is in knowing you know nothing.”

“Either write something worth reading or do something worth writing.”

“A man who dares to waste one hour of time has not discovered the value of life.”