The speaker is caught between what they said and what they actually want. At first they offer a cautious line, "let's take it day by day," but it turns out to be something they said because the other person needed to hear it. Right away they admit it isn't true to how they feel. They call themselves reckless and passionate, someone who rebels against patience and careful planning.
What they crave is the "here and now," a brief spark both people can feel. The speaker doesn't ask politely. They dare the other person to catch it and live it. The short, broken lines make the poem feel urgent, almost breathless, like someone speaking before the nerve runs out.
The mood is intense and a little vulnerable. Underneath the boldness is a fear that the moment could vanish, and the final line, "We might never have a moment such as this again," turns the dare into a quiet plea.