The benefits of regular gratitude practice have been well-researched. Daily gratitude exercises are a great way to lower stress levels and to provide a greater sense of appreciation and calm. As humans, big and small, it's easy to get caught up in the daily stresses of life. Kids can experience a lot of anxiety growing up and in the modern world of advertising and consumerism, it's easy for them to be more focused on what they don't have (especially in comparison with others) instead of appreciating the things they do.
Sometimes it can take a lot of practice to learn to cook well. We don’t always get something right on the first go. Too many people give up and say "I can't cook" without giving themselves time to develop the skill.