从更糟到更好的改变也并非没有不便。
Change is not made without inconvenience, even from worse to better.
Understanding the past is essential for designing policies that can shape a better future.
人类不仅会生存下去,他终将胜利。
Purely applicative languages are poorly applicable.
He who is content is always happy; endless desires never find satisfaction.
Patience is a virtue in trading; don't rush into decisions.