"La manière dont le renforcement positif est effectué est plus importante que la quantité."

“When something is important enough, you do it even if the odds are not in your favor.”

“I think a role model is a mentor – someone you see on a daily basis, and you learn from them.”

“To know your enemy, you must become your enemy.”

“The best way out is always through.”

“People say I make strange choices, but they’re not strange for me. My sickness is that I...”

“Stay humble in victory and gracious in defeat.”

“I made a commitment to completely cut out drinking and anything that might hamper me from ...”

“Logic will get you from A to B. Imagination will take you everywhere”

“Most people do not really want freedom, because freedom involves responsibility, and most ...”

“I'd rather be hated for who I am, than loved for who I am not”

“The people who are crazy enough to think they can change the world are the ones who do.”

“There is only one quality worse than hardness of heart and that is softness of head.”