The only limit to our realization of tomorrow will be our doubts of today.
即使你拥有世界上所有的天赋，如果不努力，也无济于事。
The only way to achieve your dreams is to work hard every day.
You’ve got to have models in your head. And you’ve got to array your experience—both vicarious and direct—on this latticework of models. You may have noticed students who just try to remember and pound back what is remembered. Well, they fail in school and in life. You’ve got to hang experience on a latticework of models in your mind.