[MichaelCorleone]

“it takes two to tangle and it takes two to detangle....”

Do you mean ‘it takes two to TANGO’?

At any rate, numerous conversations in bars over the years has satisfied me that many times it takes only one partner to mess up the marriage and/or allow it to die.

[Albion Wilde]

numerous conversations in bars over the years has satisfied me that many times it takes only one partner to mess up the marriage and/or allow it to die.

First thing on this thread I've completely agreed with.