In her latest groundbreaking book, The Let Them Theory, Mel Robbins—New York Times bestselling author and one of the world's most respected experts on motivation, confidence, and mindset—teaches you how to stop wasting energy on what you can't control and start focusing on what truly matters: YOU. Your happiness. Your goals. Your life.

Fearless optimist Anna sets off on an epic journey—teaming up with rugged mountain man Kristoff and his loyal reindeer Sven—to find her sister Elsa, whose icy powers have trapped the kingdom of Arendelle in eternal winter. Encountering Everest-like conditions, mystical trolls, and a hilarious snowman named Olaf, Anna and Kristoff battle the elements in a race to save the kingdom.

インターネットで教養動画を何時間、視聴しても知識が身につかない。スマホで電子書籍を読んだが端から忘れてしまい、頭にまったく残らない。そんな経験をしたことはないだろうか。

We have more choices than we realize. In fact, according to positive psychology expert Tal Ben-Shahar, our entire life is made of choices, large and small. It is what we choose moment by moment and day by day - to do, to feel, to experience - that determines how happy and fulfilled we are. Every moment, then, is an opportunity to make a choice that will bring us greater happiness. Ben- Shahar presents 100 such opportunities, some simple, such as whether to frown or smile; others complex....

Grammar! For many of us, the word triggers memories of finger-wagging schoolteachers, and of wrestling with the ambiguous and complicated rules of using formal language. But what is grammar? In fact, it's the integral basis of how we speak and write. As such, a refined awareness of grammar opens a world of possibilities for both your pleasure in the English language and your skill in using it, in both speech and the written word.