"No importa cuántos libros tengas, sino cuán buenos sean los libros que tienes."

“Success is not the key to happiness Happiness is the key to success”

“Your mind must be stronger than your feelings”

“Success at anything will always come down to this: focus and effort. And we control both.”

“In this life, it’s not what you hope for, it’s not what you deserve—it’s what you take!”

“A life spent making mistakes is not only more honorable, but more useful than a life spent...”

“To sit on an idea or fail to act on a goal is not really goal-setting, but wishful thinking.”

“The mind can only think about one thing at a time. Make sure it's the right thing.”

“The only real mistake is the one from which we learn nothing.”

“One day, in retrospect, the years of struggle will strike you as the most beautiful.”

“Everything alters me, but nothing changes me.”

“I often speak to people who wonder why they continue to fail. In many situations, they are...”

“A clever person solves a problem. A wise person avoids it.”