数学的本质不仅在于解决问题,还在于提出正确的问题。
Success is not the key to happiness. Happiness is the key to success.
书桌上不能有太多的书,心中则不能少书;这就好像鱼离了水则干枯,心中没有书则无寄托。
I love to think of nature as an unlimited broadcasting station, through which God speaks to us every hour, if we will only tune in.
If you keep learning all the time you have a huge advantage.
Think wrongly, if you please, but in all cases, think for yourself.