Does love really happen only once?

The following is an excerpt from a samvaad (dialogue) session with Acharya Prashant.

Questioner (Q): From the very first plan, you said that love happens only once; and the rest is just life. But sir, in this modern era, whenever I watch all over my surroundings, I get so much confused that I thought to ask this question to you. Does love really happen only once?