Don't be afraid of enemies who attack you. Be afraid of the... - Dale Carnegie, How to Win Friends and Influence People

"It isn't what you have or who you are or where you are or what you are doing that makes you happy or unhappy. It is what you think about it."

"It isn't what you have or who you are or where you are or what you are doing that makes you happy or unhappy. It is what you think about it."

"Everybody in the world is seeking happiness—and there is one sure way to find it. That is by controlling your thoughts. Happiness doesn't depend on outward conditions. It depends on inner conditions."

"A man convinced against his will Is of the same opinion still"

"Don't be afraid of enemies who attack you. Be afraid of the friends who flatter you."