Two in five people in the world marry their first love.
270
The single biggest predictor of love is proximity.
30
Couples' personalities converge over time to make partners more and more similar.
235
A poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
464
One in five long-term love relationships began with one or both partners being involved with others.
177
For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
41
Raj from the Big Bang Theory is married to Miss India.
11