Analysis paralysis or paralysis by analysis

is the state of over-analyzing (or over-thinking) a situation so that a decision or action is never taken, in effect paralyzing the outcome.

Because of an endless array of choices, coupled with a relentless onslaught of advertising, fishermen often end up buying more baits and lures than they know what to do with.

When the bite is tough and we have a 10 lb box full of gear, we can be overwhelmed to a point of analysis paralysis.