Michael Phelps is easily the most decorated Olympian in history with a total of 28 medals. In spite of staying diagnosed with ADHD as a kid, Phelps with his unwavering willpower and rock-stable aim went on to make several entire world data.考古学 ｜ 経営学 ｜ 美術 ｜ 児童文学 ｜ 人間科学 ｜ 健康科学 ｜ 化学 困った時�