"Iron Heart Tiger"是一首歌曲，歌詞中包含以下部分：
第一部分：
I'm feeling the iron in my heart
When it burns, I know I'm strong
And my soul will never rust
No matter what the world throws at me
第二部分：
This is my iron heart tiger
Never cries, never loses hope
When the world turns cold, I'll be warmer
With my iron heart, I'll never break
第三部分：
It's my iron heart tiger
Gonna take this world by storm
Never letting go, never giving up
With my iron heart, I'm never alone
第四部分：
This is my iron heart tiger
When the world falls down on me
I'll rise up, I'll never sleep
With my iron heart, I'll keep on dreaming
這些歌詞表達了堅定不移的信念和永不放棄的精神，表達了主人公即使面對困難和挑戰，也會保持堅強和勇敢的態度。歌詞中的"iron heart tiger"象徵著主人公的堅韌和勇氣，同時也傳達出一種積極向上的力量。