The only limit to our realization of tomorrow will be our doubts of today.
写作是为无声者发声的方式。
You have to keep moving forward, no matter what.
学习本质上是刺激-反应连接的问题。
Don't let fear stop you from doing what you want to do.
真相并不总是美丽的，但追求真相总是高尚的。
没有所谓的小词；每个词都承载着宇宙。