实现明天的唯一限制将是我们今天的疑虑。
The only limit to our realization of tomorrow will be our doubts of today.
To understand others, you must first understand yourself.
The only way to do great work is to love what you do.
孩子独立的智能发展无可限量，它直接依赖孩子心智的力量，而不仅靠导师的工作。