This book asks the questions: How did you feel after your last interaction with another person? Did that person fill your bucket by making you feel more positive? Or did that person take from your bucket leaving you more negative than before? It suggests that brief interactions with others can affect your relationships, productivity, health, and longevity. The book has tips to increase the positive moments in your work and your life all the while minimising negativity. It is full of strategies and interesting stories.