Learning to cook will help you understand world cultures, customs and flavors. You will also learn life skills like eating healthy, budgeting your money, and cleaning. Save some cash. Cooking is less expensive than eating at restaurants, fast food joints and school cafeterias. Learning to cook is an essential life skill that we should all possess. It's well reported that good homecooked food is the best way to be sure of what you are eating and will contribute to a healthy lifestyle. ... At worst, the health issues associated with a fast food diet are widely reported and can be fatal.