In the midst of difficult times, it is our response that defines us, not the circumstances.
在困难时刻,我们不是被环境定义,而是被我们的反应定义。
人的行动是他们思想的最好诠释者。
Illustrations should not just decorate the text; they should expand it.
预测未来的最好方法就是发明它。
不要害怕冒险和尝试新事物。
The secret to happiness is to face the fact that the world is horrible.