courage under fire

:  mental or moral strength to venture, persevere, and withstand danger, fear, or difficulty

:  in or into a position below or beneath something

:  below or short of some quantity, level, or limit

:  in or into a condition of subjection, subordination, or unconsciousness

:  below or beneath so as to be overhung, surmounted, covered, protected, or concealed by

:  subject to the authority, control, guidance, or instruction of

:  receiving or undergoing the action or effect of

:  lower in rank or authority :  subordinate

:  the phenomenon of combustion manifested in light, flame, and heat

:  one of the four elements of the alchemists

:  burning passion :  ardor

:  to set on fire :  kindle

:  ignite

:  to give life or spirit to :  inspire