因果关系的阶梯有三个梯级:观察、行动和想象。
I'm not here to tell you what to think. I'm here to tell you to think.
当一盏灯熄灭时,比它从未亮起时要黑暗得多。
你必须对自己的能力有信心,然后足够坚强地坚持到底。
To be one, to be united is a great thing. But to respect the right to be different is maybe even greater.