מצוה גדולה להיות בשמחה תמיד
“It is a great mitzvah to be happy always.”
Maintaining joy, even amid hardship, is treated as a spiritual obligation and source of strength.
— Traditional Israel Wisdom, Israel
Source: Rabbi Nachman of Breslov (1772–1810), Likutei Moharan II (Tinyana) 24, Hasidic tradition