Many individuals have, like uncut diamonds, shining qualities beneath a rough exterior.
There is reason in the distinction of civil and uncivil. The manners are sometimes so rough a rind that we doubt whether they cover any core or sap-wood at all.
My father was like an unpolished diamond - tough outside but warm inside.
You can find a diamond in the rough a lot of times.
I've always thought that people got the impression that I was a tough sort of ruffian type.
Johnny almost grinned as he nodded. "Tuff enough," he managed, and by the way his eyes were glowing, I figured Southern gentlemen had nothing on Johnny Cade.
I've become accustomed to playing the good guy - maybe a rough exterior, but a heart of gold in there somewhere.
In words, like weeds, I'll wrap me o'er, Like coarsest clothes against the cold
