Know how to effectively voice a complaint or make a claim at a retail store.

Be able to analyze statistics, which can be used to support or undercut almost any argument.

The 40s are when you start trading your psychological problems for physical ones.

Be able to read blueprints, diagrams, floorplans, and other diagrams used in the construction process.

The difference between talking on your cell phone while driving and speaking with a passenger is huge. The person on the other end of the cell phone is chattering away, oblivious.

Geometry is beautifully logical, and it teaches you how to think and prove that things are so, step by step by step. Proofs are excellent lessons in reasoning. Without logic and reasoning, you are dependent on jumping to conclusions or - worse - having empty opinions.

An error becomes a mistake when we refuse to admit it.