Every life contains its own mysteries, and the biographer must respect the unknowable.
Success is the sum of small efforts repeated day in and day out.
The best time to plant a tree was 20 years ago. The second best time is now.
积极心理学不是一种奢侈品;它是美好生活的必需品。
Accountability is non-negotiable—every company must be transparent in its environmental impact.