改变行为的唯一方法是通过操纵强化偶然性。
The only way to change behavior is through manipulation of reinforcement contingencies.
统计学家不能逃避理清科学推断原理的责任,同样地,任何其他思考者也必须承担类似义务。
爱和争斗的对立统一是宇宙中永恒的动力。
So we beat on, boats against the current, borne back ceaselessly into the past.
Every role I take on is a new adventure, a new challenge.