What are the similarities that two people must share to have a successful marriage?

[Stardom22]

I think for the people that would like to marry each other would need to be so attached together and think alike.

 

[Starmix]

As long as the love for each other is mutual and respect must be emphasised as vital.

 

[cherry123]

Both of them share everything and decisions should be mutually made . It should not be limited.one person