You can't just give up on something because it's hard.
你不能因为某件事困难就放弃。
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.
如果你输不起,你也赢不起。
比赛是为球员而设,规则应该适应他们。
The love of democracy is that of equality.