We can all relate when someone tells us they just can't make their mind up. This can range from the simple dilemmas about what to have for dinner through to the bigger ones like whether we should blow our savings on a holiday rather than fixing the roof - and on to the really significant decisions like staying in a marriage or changing a job.
Healthy psychological development for adolescents and young adults involves figuring out identity via lifestyle choices they make. This covers a whole range of issues from careers, to clothes, to friends, to beliefs. Interestingly, we are now increasingly seeing these challenges about self-definition cropping up for older adults as well. Science tells us that the prefrontal cortex - the part of the brain exercised in the activity of decision- can only handle about seven pieces of information at a time. In an era of bombardment of choice, we are starting to see how challenging this is and how, on a bad day, the experience of pressure can interfere with a sense of who we are, and what decisions would seem to be the right ones to be making.
So what might feel like the luxury of options on a good day can become a burden when the stakes feel too high, or there are too many competing alternatives. But mostly we can work it out with a bit of reflection and analysis, and the preparedness to accept that the risk element is part of making decisions.
However, the all-pervasive indecision that you describe your husband struggling with is recognised as a potentially disabling anxiety condition. It has even been given its own name - 'aboulomania' - and is characterised by obsessional procrastination.