"Ningún conocimiento de un hombre aquí puede ir más allá de su experiencia."

“Your attitude, not your aptitude, will determine your altitude ”

“I hated every minute of training, but I said, ‘Don’t quit. Suffer now and live the res...”

“If you can't explain it to a six year old, you don't understand it yourself.”

“Yesterday I was clever, so I wanted to change the world. Today I am wise, so I am changing myself.”

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

“You can't produce a baby in one month by getting nine women pregnant”

“Respect is how to treat everyone, not just those you want to impress.”

“In the middle of difficulty lies opportunity”

“If you see me in a fight with a bear, pray for the bear”

“Don’t be afraid to be ambitious about your goals. Hard work never stops. Neither should ...”

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

“When [competitors are] in the shower in the morning, they're thinking about how they're go...”