Secrets of Adulthood

Simple Truths for Our Complex Lives

New York Times Bestseller

The #1 New York Times bestselling author of The Happiness Project and Better Than Before distills her key insights into simple truths for living with greater satisfaction, clarity, and happiness.

Secrets of Adulthood by Gretchen Rubin cover

OPRAH DAILY

The Best Self-Help Books for Personal Growth in 2025

Gretchen Rubin’s upcoming book “Secrets of Adulthood” was chosen by Oprah Daily as one of the most useful guides coming out this year.

REVIEWS & BUZZ

Download Your Favorite Secrets of Adulthood

Read some of Gretchen’s favorite “Secrets of Adulthood,” designed as beautiful quotation cards. Download them to keep or share with others.

Audiobook Excerpt

Listen to Gretchen read an excerpt from Secrets of Adulthood.

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