數(shù)學(xué)的目標(biāo)是使簡單的復(fù)雜化，使復(fù)雜的簡單化。
The most important thing is to enjoy your sport. If you don't enjoy it, it's very difficult to achieve good results.
真理如獅子，不需要你為其辯護。放開它，它會自己辯護。
The writer is the enemy of all dictatorships, whether of the left or of the right.