"Cuán vano es sentarse a escribir cuando no te has levantado a vivir"

“No one can continually insult you or hurt your feelings without your permission.”

“If you know the enemy and know yourself, you need not fear the result of a hundred battles...”

“Insanity is doing the same thing over and over and expecting different results.”

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

“If his forces are united, separate them.”

“When making a decision of minor importance, I have always found it advantageous to conside...”

“I am always doing what I cannot do yet, in order to learn how to do it.”

“In the old world, you devoted 30% of your time to building a great service and 70% of your...”

“If you don't find a way to make money while you sleep, you will work until you die”

“The purpose of our lives is to be happy”

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

“Everyone seems to have a clear idea of how other people should lead their lives, but none ...”