“The greatest discovery of any generation is that human beings can alter their lives by altering the attitudes of their minds.”
“The greatest discovery of my generation is that a human being can alter his life by altering his attitudes of mind.”
“The greatest discovery of any generation is that a human can alter his life by altering his attitude.”
“The greatest revolution of our generation is the discovery that human beings by changing the inner attitudes of their minds, can change the outer aspects of their lives”
“Not he is great who can alter matter, but he who can alter my state of mind.”
“I can alter my life by altering my attitude. He who would have nothing to do with thorns must never attempt to gather flowers.”