you are not too young but it only depends if u really know what marriage truely is. it is a task everyyoung person will like to accomplish but not everyone that enters it that survives.its a journey which when u undertake it u will never have any to look back.the white man may take it as a contract but it is not.
remember "FOR better for worse, for richer for poorer , in health and in sickness till death do us part"
my dear its only when to harking to this few words that u will be sure u are ready and will be able to convince your people.