KUALA LUMPUR, March 23 -- A relationship is like blending two of your favourite foods and creating something brand new... and better.

Imagine grilled corn slathered with a pat of salted butter, slowly melting over every juicy kernel. Or rich cheese paired with light, runny honey.

The Italians add bright green extra virgin olive oil to scoops of vanilla ice-cream, the fruity tones of the former making the later taste even more decadent. Fresh strawberries benefit from the sharp tang of balsamic vinegar.

The possibilities are endless, as with the various pairings that make up different relationships.

In our household, one of us is an ardent fan of all things peanut: from peanut butter to peanut candy. The other has an old-school fascina...