A gold downgraded to a brass is more precious than an iron upgraded to a brass.

What you do Today will either UPGRADE or downgrade your LIFE. It's up to you.

They are all grievous revolters, walking with slanders: they are brass and iron; they are all corrupters.

And Zillah, she also bare Tubalcain, an instructor of every artificer in brass and iron: and the sister of Tubalcain was Naamah.

Brass shines as fair to the ignorant as gold to the goldsmiths.

Everything has its limit - iron ore cannot be educated into gold