to be very brave and bold
非常に勇敢で大胆であること (hijou ni yuukan de daitan de aru koto)
"The firefighter was fearless as a lion during the rescue."
"消防士は救助の際にfearless as a lionでした。" (Shouboushi wa kyuujo no sai ni **fearless as a lion** deshita.)
to cause change in a situation to make it better
to be in charge or control of a situation or organization
to remove unwanted people or things
to follow your intuition or instincts
to find hope or something positive in a bad situation
to succeed or fail by your own efforts