The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends on the unreasonable man - George Bernard Shaw
The power of accurate observation is commonly called cynicism by those who have not got it - George Bernard Shaw

If you can’t handle someone at their worst,

You don’t deserve them at their best.

“This is the last time you’ll whack your Willy in school again!”