心理现象最好被理解为环境需求与有机体反应之间的桥梁。
唯一比被人谈论更糟糕的事情就是没人谈论你。
历史上的大战——我们在布匿战争中已经看到这一点——源于国家间的不平衡发展。
最美的故事是那些未被讲述的故事。
我爱我所做的，我对此充满热情。
Don't bother just to be better than your contemporaries or predecessors. Try to be better than yourself.
To study history is to learn the grammar of time.
The truth is: the natural world is changing. And we are totally dependent on that world. It provides our food, water and air. It is the most precious thing we have and we need to defend it.