The only limit to our realization of tomorrow is our doubts of today.
Without sacrifice, there is no freedom.
我不害怕表明立场。大家来握住我的手，我们将一起走过这条路，经历风雨，无论天气冷暖。
We must invest in technology that not only improves efficiency but also reduces environmental impact.
Psychological concepts must prove their worth in action.
To write is to confront the ghosts of our past, to give them a voice, and perhaps, to set them free.
写作就是面对我们过去的幽灵，给它们一个声音，也许，让它们自由。
爱的意义是爱那些不可爱的；宽恕的意义是宽恕那些不可宽恕的；信仰的意义是信仰那些不可置信的；希望的意义是当一切看上去毫无希望的时候仍心有希望。