I Corinthians 16:13 Watch ye, stand fast in the faith, quit (gk. – act)you like men, be strong.

STRONG CONSCIENCE:

Powerful, mighty, stalwart, vigorous, energetic, sturdy, stout, solid, durable, sound, resolute, determined, tenacious, firm, UNYIELDING, courageous, forceful, intense, fervent, effective, UNDILUTED, extraordinary, extreme, emphatic, severe, HARSH, drastic, radical.