The interest of the behaviorist in man's doings is more than the interest of the spectator—he wants to control man's reactions as physical scientists want to control and manipulate other natural phenomena.
行为主义者对人类行为的兴趣不仅仅是旁观者的兴趣——他想要控制人类的反应，就像物理科学家想要控制和操纵其他自然现象一样。
"To be Irish is to know that in the end the world will break your heart."
History has neither the venerable age of the earth nor the innocence of the child; it is always the result of human passions and human errors.