A good mathematician is someone who can see analogies between theorems. A great mathematician is someone who can see analogies between analogies.
一个好的数学家是能看到定理之间类比关系的人。一个伟大的数学家是能看到类比关系之间的类比关系的人。
I sent my Soul through the Invisible, Some letter of that After-life to spell: And by and by my Soul return'd to me, And answer'd "I Myself am Heav'n and Hell."
The study of mind is the study of adaptive behavior.
The past is not dead; it is not even past.
"In human relationships, kindness and lies are worth a thousand truths."
The simplicity of nature is not to be measured by that of our conceptions.