"Take heart" means to be courageous or hopeful, to think positively
lacking courage
"Take you out in a box" is an idiom for "murder" in that you will be carried away in a coffin.
meaning a person without no mercy to others and a person that mercy to others.
"With a big heart" means one is sensitive to the needs of others.
"Put your heart into it" means to put as much effort as possible into something.
It is a Caribbean idiom meaning to be mislead and conned into a silly situation.
"Take you out in a box" is an idiom for "murder" in that you will be carried away in a coffin.
meaning a person without no mercy to others and a person that mercy to others.
The idiom "my heart was in my mouth" means feeling extremely anxious or nervous to the point where it feels like your heart is pounding heavily in your chest.
To want to have completed a goal.
"With a big heart" means one is sensitive to the needs of others.
"Put your heart into it" means to put as much effort as possible into something.
you have broken somone's heart means to hurt someone feelings.
It is a Caribbean idiom meaning to be mislead and conned into a silly situation.
It means that you "Take a look" or to look at something.
Unless there is truly something wrong with your heart, then yes, it is an idiom. My heart fell, my heart exploded, my heart sang, my heart doing anything other than pumping blood is an analogy and an idiom.
Faint means weak or not strong. The heart is considered the emotional organ so someone faint at heart would be emotionally weak.
"To be" is not an idiom - it's a verb.