If you're a fan of the genre, I'd recommend waiting a few weeks for a price drop. (nintendowire.com)
If he's very resistant or you see a change for the worse in his overall mood and behavior, stop and wait a few weeks before trying again or choosing another approach. (babycenter.com)
If you notice that your baby isn't gripping well, just wait a few weeks until this skill has developed further. (abckidsinc.com)