Michelle Obama Gives Powerful Speech at Democratic Convention

devotion -- n. the use of time, money, energy, etc., for a particular purpose​

steal the show -- expression. attract the most attention and praise

remark - n. something that someone says or writes to express an opinion or idea

boil down - phrasal verb. to shorten, simplify or summarize

slogan -- n. a word or phrase that is easy to remember and is used by a group or business to attract attention​

champ - n. (short for champion) someone who fights or speaks publicly in support of a person, belief, cause, etc.