快乐激发玩耍的冲动，兴趣激发探索的冲动，满足激发品味和整合的冲动，而爱在安全、亲密的关系中激发这些冲动的循环往复。
Joy sparks the urge to play, interest sparks the urge to explore, contentment sparks the urge to savor and integrate, and love sparks a recurring cycle of each of these urges within safe, close relationships.
What we do today will determine the climate for centuries to come.
"Experience is simply the name we give our mistakes."
人类最大的美德或许是好奇心。
真正的科学进步需要创造力和纪律性。
My country is the world, and my religion is to do good.
最成功的领导者是那些倾听多于说话的人。