How many times can you fall in love?

We only talked for the other day but within 3 days we got very attached to each other and but it was my mistake to break up I cried a lot and regretted it but I didn't have enough maturity I was 18 and he was 24 but I don't think I can get over this please help what should I do can I fall in love again and I loved and cared about him so much I miss talking to him etc but I don't have any other choice but to fall in love with someone else?

How many times can you fall in love?
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