为明天做好的最好准备就是今天做好工作。
"The most dangerous thing is to assume you know what you're doing."
The facility which this revenue gives for borrowing money is what has enabled the greater part of Europe to accumulate a capital of such a magnitude.
The mathematician's best work is art, a high perfect art, as daring as the most secret dreams of imagination, clear and limpid.
We are not destroyed by what we hate， but by what we love.