"Cada operación de la mente va acompañada de una modificación correspondiente del cerebro."

“Let us rather run the risk of wearing out than rusting out.”

“Great minds discuss ideas; average minds discuss events; small minds discuss people”

“Whether you think you can, or you think you can't—you're right.”

“When you're at the end of your rope, tie a knot and hold on.”

“There is only one map to the journey of life and it lives within your heart ”

“People who take risks are the people you'll lose against”

“Success does not consist in never making mistakes but in never making the same one a second time”

“Doors will slam in your face. You must pick yourself up, dust yourself off, and knock agai...”

“Today is your day, your mountain is waiting. So get on your way.”

“There are two kinds of companies, those that work to try to charge more and those that wor...”

“When everything seems to be going against you, remember that the airplane takes off agains...”

“God does not play dice with the universe.”