真相很少是纯粹的，也从不简单。
What worries you, masters you.
The brain is a machine assembled not to understand itself, but to survive. It is a machine for making decisions that lead to survival.
Some birds are not close, because they are too bright.
电磁场的方程是从实验事实中推导出来的。
The past is never dead. It's not even past.
The universe is not only queerer than we suppose, but queerer than we can suppose.
Knowledge is represented in distributed patterns of activation across networks of neurons.