The greatest weapon against stress is our ability to choose one thought over another.
酸和碱是互补的;没有另一个,一个就无法存在。
出自汉·桓宽《盐铁论·执务》。土地堆积起来,便成为山峦。水储存起来便会形成江海,品行积累起来便会成为高尚的人。
Fairy tales are more than true: not because they tell us that dragons exist, but because they tell us that dragons can be beaten.