The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.
在量子世界中，观察某物会改变它。这不是我们技术的限制，而是自然界的基本属性。
The psychologist must avoid all forms of mental chemistry.
"世界是一场游戏，而游戏是一面镜子。"
Until one has loved an animal, a part of one's soul remains unawakened.