As somebody who in my second marriage insisted on a prenuptial agreement I can also testify that sometimes it is an act of love to chart the exit strategy before you enter the union in order to make sure that not only you but your partner as well knows that there will be no World War III should hearts and minds for any sad reason change.
The secret to a long-lasting relationship is perpetually imagining the worst. It's a world view tracing back to my Eastern European ancestry and one I draw upon regularly.
By means of tracing-paper I transfer my design to the wood and draw on that.
The art of economics consists in looking not merely at the immediate but at the longer effects of any act or policy it consists in tracing the consequences of that policy not merely for one group but for all groups.