人生中唯一真正的失败是不忠于自己所知道的最好的东西。
"The only real failure in life is not to be true to the best one knows."
没有真理，只有感知。
The past is not dead, it is not even past.
书籍是我们与逝者沟通的方式。是我们从那些不再与我们同在的人那里学习教训的方式，人类以此为基础，取得进步，使知识逐渐积累，而不是一次又一次地重新学习。
To every action there is always opposed an equal reaction； or， the mutual actions of two bodies upon each other are always equal， and directed to contrary parts.
There is nothing in the world so irresistibly contagious as laughter and good humor.
