Goal and options: Keep your knife edges sharp in a drawer.
output answer: Purchase some small tubing and cut to the length of your knife. Put this on the edge of the knife and store in the drawer.

Goal and options: To create more storage in a milk crate bookcase.
output answer: Orient the crates at a 45 degree angle so they can hold more in the vertices between crates.

Goal and options: How to cross a busy road?
output answer:
Watch both sides carefully and cross the road when there are no incoming vehicles nearby.