Marriages will survive only with mutual understanding, respect and sharing things material and feelings, then the institution will easily survive. Observe successful marriages in u r families, parents, friends, neighbours, and can easily succeed in having a life long happy and pleasant relationships.
No Egos in the changed life styles, u have to be give and take mind set, both male of female.
Only marriege last for ever; dont confuse with love marriage or arrange marriiage. Before interpreting the word LOVE, try to understand that a very few people can translate it into their own language. Never accept the foreign words blindly.