能爱邦内之民者,能服境外之不善。
能关爱自己国内的老百姓,才能让国外不友好的势力臣服。
"The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter."
The language of mathematics is universal, transcending cultural and linguistic barriers.
【释义】:做很多事却少有成效,不如专心做好一件事情。  
"Diversification is not just a strategy, it's a necessity."