Best way to child proof a house?
Pad sharp edged fixtures and furniture, like slate fireplace hearths and metal/glass furniture (I used split foam pipe insulation). Install safety plugs in your electrical receptacles. Put a latch on the toilet seat to prevent small toys from being flushed. Install latching gates to restrict stairway access. Place latches on shower doors/sliding glass tub enclosures.

Sell your motorcycle. Sell your 1968 Pontiac Firebird and buy a mini-van. Give up poker night with the boys. Learn sleep deprivation coping strategies. Start saving for baby's college tuition. Jump off a bridge...