What's the Key to Love?

Dear Momofuku,
What's the most important thing to remember regarding matters of the heart?
---"Veggie Ramen Please"

Dear VRP,
In his memoir How To Escape from Difficulty, Momofuku Ando says, "Unlimited desires in a limited world give rise to all sorts of contradictions." Even though it's not exactly clear what that means, it somehow seems to help.