"Un día desperdiciado en otros no está desperdiciado en uno mismo"

“Men are Moved by two levers only: fear and self interest.”

“Sometimes it takes years for a person to become an overnight success”

“A friend to all is a friend to none.”

“Leadership is not about being in charge. It's about taking care of those in your charge.”

“Happiness depends upon ourselves.”

“Habit is the best of all servants, or the worst of all masters.”

“Sometimes you just have to ask yourself 'Am I having fun?'”

“You make your own luck by working really hard and trying lots and lots of things”

“Failure is an option here. If things are not failing, you are not innovating enough.”

“Neurosis is the result of a conflict between the ego and its id.”

“You can overcome anything, if and only if you love something enough”

“If you’re brave enough to say goodbye, life will reward you with a new hello.”