What is the secret to living a longer and happier life? Is it a certain diet? An active lifestyle? Or maybe doing a few good deeds for the less fortunate?
We'll admit — we can't tell you all the right answers to these questions, but these centenarians are pretty much experts when it comes to living a meaningful life. For over a century, they've been handed their fair share of lemons. But along the way, they've learned how to turn those lemons into lemonade and, lucky for us, they decided to share the most important life lessons they learned along the way!
Click through the gallery to see 100-year-olds' most insightful pieces of advice for younger generations.