Once you pass a certain prerequisite in the game (I think it's after you beat NORG and after you talk to Cid, or it might be later) and go to the Tutorial menu, pick Information, Term, then The truth about the Garden, it will tell you:

Quote Originally Posted by In-game explaination
A haven for orphans founded by Sorceress Edea and Headmaster Cid. Named for their wish to raise the seeds of the future in their garden
So when Squall is enduring torture and you choose 'I'll lie... I must... live' what he says about spreading seeds over the world is marginally true, although he doesn't know it at that point!