Quote by George Bernard Shaw
"When a man teaches something he does not know to somebody else who has no aptitude for it, and gives him a certificate of proficiency, both parties are cheated."
More from George Bernard Shaw
"The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends on the unreasonable man."
"Life isn't about finding yourself. Life is about creating yourself."
"We are made wise not by the recollection of our past, but by the responsibility for our future."
"The true joy of life is being used for a purpose recognized by yourself as a mighty one."