Mind – Quote from Marcel Proust
“Happiness is beneficial for the body, but it is grief that develops the powers of the mind.” – Marcel Proust

“Happiness is beneficial for the body, but it is grief that develops the powers of the mind.” – Marcel Proust
“Curiosity is one of the permanent and certain characteristics of a vigorous mind.” - Samuel Johnson
“I never did anything by accident, nor did any of my inventions come by accident; they came by work.” - Thomas Edison