Few of us are granted the grace to know ourselves, and until we do, maybe the best we can do is be consistent.
There are minerals called hydrophanous, which are not transparent till they are immersed in water, when they become so; as the hydrophane, a variety of opal. So it is with many a Christian. Till the floods of adversity been poured over him, his character appears marred and clouded by selfishness and worldly influences. But trials clear away the obscurity, and give distinctness and beauty to his piety.