Meaning: A heart was making a rhythmic sound and life was existing.
Choice of Words: Beat means to make a rhythmic sound. Lived means to exist.
Alternative Expressions
Your heart beats, your life is lived.
Meaning: This means that your life is happening right now, and you should make the most of it. It's like saying, Every moment of your life is important, so enjoy it!
Choice of Words: Heart beat is a simple verb that describes the action of the heart pumping blood through the body. Life lived is a metaphor that describes the experiences and moments that make up a person's life. When you put them together, "Your heart beats, your life is lived" is a poetic way of saying that life is a precious and fleeting thing.
As your heart beats, so does your life.
Meaning: This means that your life is connected to your heart, and that your life is happening right now, just like your heart is beating right now. It's like saying, Your life is a precious and fleeting thing, so make the most of it!
Choice of Words: As your heart beats is a simile that compares the rhythm of the heart to the rhythm of life. So does your life is a metaphor that describes how the heart and life are connected. When you put them together, "As your heart beats, so does your life" is a philosophical statement about the interconnectedness of all things.