What is the English idiom that describes this?

Question

"If you even remember the place where you used to fall while playing, you'd sure remember the place where you fell in love".

Answer 1

faint heart never won a fair lady.

you cannot get blood out of a stone.

tell it to the marines.

.

Answer 2

it means that if you can remember the first place you played [like at a park, in your backyard as a child, etc.], then you SHOULD be able to remember where you were the first time you fell in love.