[ss_player] 一項科學研究發現,幸福的源泉來自內心,而不是外境。 圖片來源: Image by <a href="https://pixabay.com/users/Yuri_B-2216431/?utm_source=link-attribution&utm_medium=referral&utm_campaign=image&utm_content=3737438">Yuri_B</a> from <a href="https://pixabay.com/?utm_source=link-attribution&utm_medium=referral&utm_campaign=image&utm_content=3737438">Pixabay</a>